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Finding the Fourth Proportional to 62,200.70, 93,531.45 and 52,063.10

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Solution

The fourth proportional to 62,200.70, 93,531.45 and 52,063.10 is: 78,287.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,200.70 : 93,531.45 = 52,063.10 : x
  2. Step 2: Convert to fraction form
    62,200.70/93,531.45 = 52,063.10/x
  3. Step 3: Cross multiply
    62,200.70x = 93,531.45 × 52,063.10
  4. Step 4: Simplify right side
    62,200.70x = 4,869,537,234.50
  5. Step 5: Solve for x
    x = 4,869,537,234.50/62,200.70
  6. Step 6: Final answer
    x = 78,287.50

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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.