Home / 193,839.30-267,459-113,251.23

Finding the Fourth Proportional to 193,839.30, 267,459 and 113,251.23

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Solution

The fourth proportional to 193,839.30, 267,459 and 113,251.23 is: 156,263.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,839.30 : 267,459 = 113,251.23 : x
  2. Step 2: Convert to fraction form
    193,839.30/267,459 = 113,251.23/x
  3. Step 3: Cross multiply
    193,839.30x = 267,459 × 113,251.23
  4. Step 4: Simplify right side
    193,839.30x = 30,290,060,724.57
  5. Step 5: Solve for x
    x = 30,290,060,724.57/193,839.30
  6. Step 6: Final answer
    x = 156,263.77

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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.