Home / 89,022.17-122,853.50-48,735.92

Finding the Fourth Proportional to 89,022.17, 122,853.50 and 48,735.92

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Solution

The fourth proportional to 89,022.17, 122,853.50 and 48,735.92 is: 67,257.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,022.17 : 122,853.50 = 48,735.92 : x
  2. Step 2: Convert to fraction form
    89,022.17/122,853.50 = 48,735.92/x
  3. Step 3: Cross multiply
    89,022.17x = 122,853.50 × 48,735.92
  4. Step 4: Simplify right side
    89,022.17x = 5,987,377,489.77
  5. Step 5: Solve for x
    x = 5,987,377,489.77/89,022.17
  6. Step 6: Final answer
    x = 67,257.15

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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.