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Finding the Fourth Proportional to 62,652.07, 86,461.86 and 34,357.69

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Solution

The fourth proportional to 62,652.07, 86,461.86 and 34,357.69 is: 47,414.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,652.07 : 86,461.86 = 34,357.69 : x
  2. Step 2: Convert to fraction form
    62,652.07/86,461.86 = 34,357.69/x
  3. Step 3: Cross multiply
    62,652.07x = 86,461.86 × 34,357.69
  4. Step 4: Simplify right side
    62,652.07x = 2,970,629,782.70
  5. Step 5: Solve for x
    x = 2,970,629,782.70/62,652.07
  6. Step 6: Final answer
    x = 47,414.71

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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.