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Finding the Fourth Proportional to 178,493.80, 267,598.62 and 88,473.16

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Solution

The fourth proportional to 178,493.80, 267,598.62 and 88,473.16 is: 132,639.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,493.80 : 267,598.62 = 88,473.16 : x
  2. Step 2: Convert to fraction form
    178,493.80/267,598.62 = 88,473.16/x
  3. Step 3: Cross multiply
    178,493.80x = 267,598.62 × 88,473.16
  4. Step 4: Simplify right side
    178,493.80x = 23,675,295,523.04
  5. Step 5: Solve for x
    x = 23,675,295,523.04/178,493.80
  6. Step 6: Final answer
    x = 132,639.32

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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.