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Finding the Fourth Proportional to 62,452.53, 86,103.14 and 45,459.54

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Solution

The fourth proportional to 62,452.53, 86,103.14 and 45,459.54 is: 62,674.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,452.53 : 86,103.14 = 45,459.54 : x
  2. Step 2: Convert to fraction form
    62,452.53/86,103.14 = 45,459.54/x
  3. Step 3: Cross multiply
    62,452.53x = 86,103.14 × 45,459.54
  4. Step 4: Simplify right side
    62,452.53x = 3,914,208,909.66
  5. Step 5: Solve for x
    x = 3,914,208,909.66/62,452.53
  6. Step 6: Final answer
    x = 62,674.95

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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.