Home / 558,001.80-836,937.90-158,704.20

Finding the Fourth Proportional to 558,001.80, 836,937.90 and 158,704.20

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Solution

The fourth proportional to 558,001.80, 836,937.90 and 158,704.20 is: 238,037.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,001.80 : 836,937.90 = 158,704.20 : x
  2. Step 2: Convert to fraction form
    558,001.80/836,937.90 = 158,704.20/x
  3. Step 3: Cross multiply
    558,001.80x = 836,937.90 × 158,704.20
  4. Step 4: Simplify right side
    558,001.80x = 132,825,559,869.18
  5. Step 5: Solve for x
    x = 132,825,559,869.18/558,001.80
  6. Step 6: Final answer
    x = 238,037.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.