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Finding the Fourth Proportional to 69,957.01, 96,024.15 and 62,234.20

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Solution

The fourth proportional to 69,957.01, 96,024.15 and 62,234.20 is: 85,423.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,957.01 : 96,024.15 = 62,234.20 : x
  2. Step 2: Convert to fraction form
    69,957.01/96,024.15 = 62,234.20/x
  3. Step 3: Cross multiply
    69,957.01x = 96,024.15 × 62,234.20
  4. Step 4: Simplify right side
    69,957.01x = 5,975,986,155.93
  5. Step 5: Solve for x
    x = 5,975,986,155.93/69,957.01
  6. Step 6: Final answer
    x = 85,423.69

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.