Home / 237,269.14-327,431.45-129,839.20

Finding the Fourth Proportional to 237,269.14, 327,431.45 and 129,839.20

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Solution

The fourth proportional to 237,269.14, 327,431.45 and 129,839.20 is: 179,178.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,269.14 : 327,431.45 = 129,839.20 : x
  2. Step 2: Convert to fraction form
    237,269.14/327,431.45 = 129,839.20/x
  3. Step 3: Cross multiply
    237,269.14x = 327,431.45 × 129,839.20
  4. Step 4: Simplify right side
    237,269.14x = 42,513,435,236.49
  5. Step 5: Solve for x
    x = 42,513,435,236.49/237,269.14
  6. Step 6: Final answer
    x = 179,178.11

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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.