Home / 141,908.27-212,437.35-136,861.38

Finding the Fourth Proportional to 141,908.27, 212,437.35 and 136,861.38

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Solution

The fourth proportional to 141,908.27, 212,437.35 and 136,861.38 is: 204,882.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,908.27 : 212,437.35 = 136,861.38 : x
  2. Step 2: Convert to fraction form
    141,908.27/212,437.35 = 136,861.38/x
  3. Step 3: Cross multiply
    141,908.27x = 212,437.35 × 136,861.38
  4. Step 4: Simplify right side
    141,908.27x = 29,074,468,884.54
  5. Step 5: Solve for x
    x = 29,074,468,884.54/141,908.27
  6. Step 6: Final answer
    x = 204,882.14

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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.