Home / 220,732.28-304,601.58-125,236.92

Finding the Fourth Proportional to 220,732.28, 304,601.58 and 125,236.92

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Solution

The fourth proportional to 220,732.28, 304,601.58 and 125,236.92 is: 172,821.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,732.28 : 304,601.58 = 125,236.92 : x
  2. Step 2: Convert to fraction form
    220,732.28/304,601.58 = 125,236.92/x
  3. Step 3: Cross multiply
    220,732.28x = 304,601.58 × 125,236.92
  4. Step 4: Simplify right side
    220,732.28x = 38,147,363,706.33
  5. Step 5: Solve for x
    x = 38,147,363,706.33/220,732.28
  6. Step 6: Final answer
    x = 172,821.86

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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.