Home / 123,630.38-185,428.96-34,891.01

Finding the Fourth Proportional to 123,630.38, 185,428.96 and 34,891.01

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Solution

The fourth proportional to 123,630.38, 185,428.96 and 34,891.01 is: 52,331.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,630.38 : 185,428.96 = 34,891.01 : x
  2. Step 2: Convert to fraction form
    123,630.38/185,428.96 = 34,891.01/x
  3. Step 3: Cross multiply
    123,630.38x = 185,428.96 × 34,891.01
  4. Step 4: Simplify right side
    123,630.38x = 6,469,802,683.28
  5. Step 5: Solve for x
    x = 6,469,802,683.28/123,630.38
  6. Step 6: Final answer
    x = 52,331.82

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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.