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Finding the Fourth Proportional to 178,264.96, 267,241.92 and 89,393.92

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Solution

The fourth proportional to 178,264.96, 267,241.92 and 89,393.92 is: 134,012.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,264.96 : 267,241.92 = 89,393.92 : x
  2. Step 2: Convert to fraction form
    178,264.96/267,241.92 = 89,393.92/x
  3. Step 3: Cross multiply
    178,264.96x = 267,241.92 × 89,393.92
  4. Step 4: Simplify right side
    178,264.96x = 23,889,802,817.13
  5. Step 5: Solve for x
    x = 23,889,802,817.13/178,264.96
  6. Step 6: Final answer
    x = 134,012.89

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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.