Home / 158,217.30-237,401.28-79,387.29

Finding the Fourth Proportional to 158,217.30, 237,401.28 and 79,387.29

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Solution

The fourth proportional to 158,217.30, 237,401.28 and 79,387.29 is: 119,118.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,217.30 : 237,401.28 = 79,387.29 : x
  2. Step 2: Convert to fraction form
    158,217.30/237,401.28 = 79,387.29/x
  3. Step 3: Cross multiply
    158,217.30x = 237,401.28 × 79,387.29
  4. Step 4: Simplify right side
    158,217.30x = 18,846,644,261.73
  5. Step 5: Solve for x
    x = 18,846,644,261.73/158,217.30
  6. Step 6: Final answer
    x = 119,118.73

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1.5x scale

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.