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Finding the Fourth Proportional to 62,539.92, 86,312.52 and 37,388.88

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Solution

The fourth proportional to 62,539.92, 86,312.52 and 37,388.88 is: 51,601.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,539.92 : 86,312.52 = 37,388.88 : x
  2. Step 2: Convert to fraction form
    62,539.92/86,312.52 = 37,388.88/x
  3. Step 3: Cross multiply
    62,539.92x = 86,312.52 × 37,388.88
  4. Step 4: Simplify right side
    62,539.92x = 3,227,128,452.78
  5. Step 5: Solve for x
    x = 3,227,128,452.78/62,539.92
  6. Step 6: Final answer
    x = 51,601.10

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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.