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Finding the Fourth Proportional to 178,501.97, 267,748.54 and 43,567.04

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Solution

The fourth proportional to 178,501.97, 267,748.54 and 43,567.04 is: 65,349.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,501.97 : 267,748.54 = 43,567.04 : x
  2. Step 2: Convert to fraction form
    178,501.97/267,748.54 = 43,567.04/x
  3. Step 3: Cross multiply
    178,501.97x = 267,748.54 × 43,567.04
  4. Step 4: Simplify right side
    178,501.97x = 11,665,011,352.12
  5. Step 5: Solve for x
    x = 11,665,011,352.12/178,501.97
  6. Step 6: Final answer
    x = 65,349.48

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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.