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Finding the Fourth Proportional to 178,049.30, 267,009.15 and 89,273.30

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Solution

The fourth proportional to 178,049.30, 267,009.15 and 89,273.30 is: 133,877.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,049.30 : 267,009.15 = 89,273.30 : x
  2. Step 2: Convert to fraction form
    178,049.30/267,009.15 = 89,273.30/x
  3. Step 3: Cross multiply
    178,049.30x = 267,009.15 × 89,273.30
  4. Step 4: Simplify right side
    178,049.30x = 23,836,787,950.70
  5. Step 5: Solve for x
    x = 23,836,787,950.70/178,049.30
  6. Step 6: Final answer
    x = 133,877.46

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1.5x scale

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.