Home / 89,079.23-122,929.38-48,793.66

Finding the Fourth Proportional to 89,079.23, 122,929.38 and 48,793.66

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Solution

The fourth proportional to 89,079.23, 122,929.38 and 48,793.66 is: 67,335.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,079.23 : 122,929.38 = 48,793.66 : x
  2. Step 2: Convert to fraction form
    89,079.23/122,929.38 = 48,793.66/x
  3. Step 3: Cross multiply
    89,079.23x = 122,929.38 × 48,793.66
  4. Step 4: Simplify right side
    89,079.23x = 5,998,174,371.73
  5. Step 5: Solve for x
    x = 5,998,174,371.73/89,079.23
  6. Step 6: Final answer
    x = 67,335.27

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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.