Home / 238,500.24-329,136.39-131,073

Finding the Fourth Proportional to 238,500.24, 329,136.39 and 131,073

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Solution

The fourth proportional to 238,500.24, 329,136.39 and 131,073 is: 180,884.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,500.24 : 329,136.39 = 131,073 : x
  2. Step 2: Convert to fraction form
    238,500.24/329,136.39 = 131,073/x
  3. Step 3: Cross multiply
    238,500.24x = 329,136.39 × 131,073
  4. Step 4: Simplify right side
    238,500.24x = 43,140,894,046.47
  5. Step 5: Solve for x
    x = 43,140,894,046.47/238,500.24
  6. Step 6: Final answer
    x = 180,884.07

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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.