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Finding the Fourth Proportional to 37,842.53, 52,220.40 and 21,924.23

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Solution

The fourth proportional to 37,842.53, 52,220.40 and 21,924.23 is: 30,254.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,842.53 : 52,220.40 = 21,924.23 : x
  2. Step 2: Convert to fraction form
    37,842.53/52,220.40 = 21,924.23/x
  3. Step 3: Cross multiply
    37,842.53x = 52,220.40 × 21,924.23
  4. Step 4: Simplify right side
    37,842.53x = 1,144,892,060.29
  5. Step 5: Solve for x
    x = 1,144,892,060.29/37,842.53
  6. Step 6: Final answer
    x = 30,254.11

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Half scale
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Double scale
Find fourth proportional to 37,843.53, 52,221.78 and 21,925.23
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.