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Finding the Fourth Proportional to 62,500.55, 93,751.43 and 15,753.42

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Solution

The fourth proportional to 62,500.55, 93,751.43 and 15,753.42 is: 23,630.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,500.55 : 93,751.43 = 15,753.42 : x
  2. Step 2: Convert to fraction form
    62,500.55/93,751.43 = 15,753.42/x
  3. Step 3: Cross multiply
    62,500.55x = 93,751.43 × 15,753.42
  4. Step 4: Simplify right side
    62,500.55x = 1,476,905,573.62
  5. Step 5: Solve for x
    x = 1,476,905,573.62/62,500.55
  6. Step 6: Final answer
    x = 23,630.28

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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.