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Finding the Fourth Proportional to 62,652.88, 86,536.92 and 45,630.19

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Solution

The fourth proportional to 62,652.88, 86,536.92 and 45,630.19 is: 63,024.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,652.88 : 86,536.92 = 45,630.19 : x
  2. Step 2: Convert to fraction form
    62,652.88/86,536.92 = 45,630.19/x
  3. Step 3: Cross multiply
    62,652.88x = 86,536.92 × 45,630.19
  4. Step 4: Simplify right side
    62,652.88x = 3,948,696,101.61
  5. Step 5: Solve for x
    x = 3,948,696,101.61/62,652.88
  6. Step 6: Final answer
    x = 63,024.97

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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.