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Finding the Fourth Proportional to 62,599.91, 86,387.85 and 34,305.57

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Solution

The fourth proportional to 62,599.91, 86,387.85 and 34,305.57 is: 47,341.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,599.91 : 86,387.85 = 34,305.57 : x
  2. Step 2: Convert to fraction form
    62,599.91/86,387.85 = 34,305.57/x
  3. Step 3: Cross multiply
    62,599.91x = 86,387.85 × 34,305.57
  4. Step 4: Simplify right side
    62,599.91x = 2,963,584,435.32
  5. Step 5: Solve for x
    x = 2,963,584,435.32/62,599.91
  6. Step 6: Final answer
    x = 47,341.68

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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.