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Finding the Fourth Proportional to 61,294.92, 84,589.17 and 34,436.89

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Solution

The fourth proportional to 61,294.92, 84,589.17 and 34,436.89 is: 47,524.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,294.92 : 84,589.17 = 34,436.89 : x
  2. Step 2: Convert to fraction form
    61,294.92/84,589.17 = 34,436.89/x
  3. Step 3: Cross multiply
    61,294.92x = 84,589.17 × 34,436.89
  4. Step 4: Simplify right side
    61,294.92x = 2,912,987,942.48
  5. Step 5: Solve for x
    x = 2,912,987,942.48/61,294.92
  6. Step 6: Final answer
    x = 47,524.13

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1.5x scale

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.