Home / 61,126.92-84,355.10-34,269.44

Finding the Fourth Proportional to 61,126.92, 84,355.10 and 34,269.44

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Solution

The fourth proportional to 61,126.92, 84,355.10 and 34,269.44 is: 47,291.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,126.92 : 84,355.10 = 34,269.44 : x
  2. Step 2: Convert to fraction form
    61,126.92/84,355.10 = 34,269.44/x
  3. Step 3: Cross multiply
    61,126.92x = 84,355.10 × 34,269.44
  4. Step 4: Simplify right side
    61,126.92x = 2,890,801,445.02
  5. Step 5: Solve for x
    x = 2,890,801,445.02/61,126.92
  6. Step 6: Final answer
    x = 47,291.79

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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.