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Finding the Fourth Proportional to 62,663.76, 93,886.24 and 52,200.99

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Solution

The fourth proportional to 62,663.76, 93,886.24 and 52,200.99 is: 78,210.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,663.76 : 93,886.24 = 52,200.99 : x
  2. Step 2: Convert to fraction form
    62,663.76/93,886.24 = 52,200.99/x
  3. Step 3: Cross multiply
    62,663.76x = 93,886.24 × 52,200.99
  4. Step 4: Simplify right side
    62,663.76x = 4,900,954,642.75
  5. Step 5: Solve for x
    x = 4,900,954,642.75/62,663.76
  6. Step 6: Final answer
    x = 78,210.35

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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.