Home / 267,517.49-401,320.54-132,587.90

Finding the Fourth Proportional to 267,517.49, 401,320.54 and 132,587.90

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Solution

The fourth proportional to 267,517.49, 401,320.54 and 132,587.90 is: 198,903.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,517.49 : 401,320.54 = 132,587.90 : x
  2. Step 2: Convert to fraction form
    267,517.49/401,320.54 = 132,587.90/x
  3. Step 3: Cross multiply
    267,517.49x = 401,320.54 × 132,587.90
  4. Step 4: Simplify right side
    267,517.49x = 53,210,247,294.55
  5. Step 5: Solve for x
    x = 53,210,247,294.55/267,517.49
  6. Step 6: Final answer
    x = 198,903.81

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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.