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Finding the Fourth Proportional to 178,326.38, 267,301.04 and 65,934.42

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Solution

The fourth proportional to 178,326.38, 267,301.04 and 65,934.42 is: 98,831.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,326.38 : 267,301.04 = 65,934.42 : x
  2. Step 2: Convert to fraction form
    178,326.38/267,301.04 = 65,934.42/x
  3. Step 3: Cross multiply
    178,326.38x = 267,301.04 × 65,934.42
  4. Step 4: Simplify right side
    178,326.38x = 17,624,338,708.12
  5. Step 5: Solve for x
    x = 17,624,338,708.12/178,326.38
  6. Step 6: Final answer
    x = 98,831.92

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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.