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Finding the Fourth Proportional to 37,312.62, 51,468.80 and 23,879.13

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Solution

The fourth proportional to 37,312.62, 51,468.80 and 23,879.13 is: 32,938.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,312.62 : 51,468.80 = 23,879.13 : x
  2. Step 2: Convert to fraction form
    37,312.62/51,468.80 = 23,879.13/x
  3. Step 3: Cross multiply
    37,312.62x = 51,468.80 × 23,879.13
  4. Step 4: Simplify right side
    37,312.62x = 1,229,030,046.75
  5. Step 5: Solve for x
    x = 1,229,030,046.75/37,312.62
  6. Step 6: Final answer
    x = 32,938.72

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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.