Home / 220,823.52-304,737.92-125,331.82

Finding the Fourth Proportional to 220,823.52, 304,737.92 and 125,331.82

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Solution

The fourth proportional to 220,823.52, 304,737.92 and 125,331.82 is: 172,958.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,823.52 : 304,737.92 = 125,331.82 : x
  2. Step 2: Convert to fraction form
    220,823.52/304,737.92 = 125,331.82/x
  3. Step 3: Cross multiply
    220,823.52x = 304,737.92 × 125,331.82
  4. Step 4: Simplify right side
    220,823.52x = 38,193,358,136.61
  5. Step 5: Solve for x
    x = 38,193,358,136.61/220,823.52
  6. Step 6: Final answer
    x = 172,958.74

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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.