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Finding the Fourth Proportional to 64,414.53, 88,847.07 and 62,246.97

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Solution

The fourth proportional to 64,414.53, 88,847.07 and 62,246.97 is: 85,857.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,414.53 : 88,847.07 = 62,246.97 : x
  2. Step 2: Convert to fraction form
    64,414.53/88,847.07 = 62,246.97/x
  3. Step 3: Cross multiply
    64,414.53x = 88,847.07 × 62,246.97
  4. Step 4: Simplify right side
    64,414.53x = 5,530,460,900.88
  5. Step 5: Solve for x
    x = 5,530,460,900.88/64,414.53
  6. Step 6: Final answer
    x = 85,857.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.