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Finding the Fourth Proportional to 115,589, 159,513 and 62,597

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Solution

The fourth proportional to 115,589, 159,513 and 62,597 is: 86,383.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,589 : 159,513 = 62,597 : x
  2. Step 2: Convert to fraction form
    115,589/159,513 = 62,597/x
  3. Step 3: Cross multiply
    115,589x = 159,513 × 62,597
  4. Step 4: Simplify right side
    115,589x = 9,985,035,261
  5. Step 5: Solve for x
    x = 9,985,035,261/115,589
  6. Step 6: Final answer
    x = 86,383.96

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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.