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Finding the Fourth Proportional to 62,539.92, 93,809.16 and 25,109.52

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Solution

The fourth proportional to 62,539.92, 93,809.16 and 25,109.52 is: 37,663.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,539.92 : 93,809.16 = 25,109.52 : x
  2. Step 2: Convert to fraction form
    62,539.92/93,809.16 = 25,109.52/x
  3. Step 3: Cross multiply
    62,539.92x = 93,809.16 × 25,109.52
  4. Step 4: Simplify right side
    62,539.92x = 2,355,502,979.20
  5. Step 5: Solve for x
    x = 2,355,502,979.20/62,539.92
  6. Step 6: Final answer
    x = 37,663.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.