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Finding the Fourth Proportional to 92,708.77, 127,916.67 and 62,550.04

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Solution

The fourth proportional to 92,708.77, 127,916.67 and 62,550.04 is: 86,304.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,708.77 : 127,916.67 = 62,550.04 : x
  2. Step 2: Convert to fraction form
    92,708.77/127,916.67 = 62,550.04/x
  3. Step 3: Cross multiply
    92,708.77x = 127,916.67 × 62,550.04
  4. Step 4: Simplify right side
    92,708.77x = 8,001,192,825.17
  5. Step 5: Solve for x
    x = 8,001,192,825.17/92,708.77
  6. Step 6: Final answer
    x = 86,304.59

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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.