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Finding the Fourth Proportional to 15,596.33, 21,523.25 and 8,523.19

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Solution

The fourth proportional to 15,596.33, 21,523.25 and 8,523.19 is: 11,762.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,596.33 : 21,523.25 = 8,523.19 : x
  2. Step 2: Convert to fraction form
    15,596.33/21,523.25 = 8,523.19/x
  3. Step 3: Cross multiply
    15,596.33x = 21,523.25 × 8,523.19
  4. Step 4: Simplify right side
    15,596.33x = 183,446,706.55
  5. Step 5: Solve for x
    x = 183,446,706.55/15,596.33
  6. Step 6: Final answer
    x = 11,762.17

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Half scale
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Double scale
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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.