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Finding the Fourth Proportional to 178,159.52, 267,167.52 and 64,274.96

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Solution

The fourth proportional to 178,159.52, 267,167.52 and 64,274.96 is: 96,386.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,159.52 : 267,167.52 = 64,274.96 : x
  2. Step 2: Convert to fraction form
    178,159.52/267,167.52 = 64,274.96/x
  3. Step 3: Cross multiply
    178,159.52x = 267,167.52 × 64,274.96
  4. Step 4: Simplify right side
    178,159.52x = 17,172,181,661.30
  5. Step 5: Solve for x
    x = 17,172,181,661.30/178,159.52
  6. Step 6: Final answer
    x = 96,386.55

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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.