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Finding the Fourth Proportional to 62,462.81, 86,200.07 and 34,168.50

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Solution

The fourth proportional to 62,462.81, 86,200.07 and 34,168.50 is: 47,153.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,462.81 : 86,200.07 = 34,168.50 : x
  2. Step 2: Convert to fraction form
    62,462.81/86,200.07 = 34,168.50/x
  3. Step 3: Cross multiply
    62,462.81x = 86,200.07 × 34,168.50
  4. Step 4: Simplify right side
    62,462.81x = 2,945,326,920.95
  5. Step 5: Solve for x
    x = 2,945,326,920.95/62,462.81
  6. Step 6: Final answer
    x = 47,153.29

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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.