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Finding the Fourth Proportional to 62,950.52, 86,868.42 and 34,650.68

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Solution

The fourth proportional to 62,950.52, 86,868.42 and 34,650.68 is: 47,816.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,950.52 : 86,868.42 = 34,650.68 : x
  2. Step 2: Convert to fraction form
    62,950.52/86,868.42 = 34,650.68/x
  3. Step 3: Cross multiply
    62,950.52x = 86,868.42 × 34,650.68
  4. Step 4: Simplify right side
    62,950.52x = 3,010,049,823.53
  5. Step 5: Solve for x
    x = 3,010,049,823.53/62,950.52
  6. Step 6: Final answer
    x = 47,816.12

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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.