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Finding the Fourth Proportional to 187,224.60, 280,836.90 and 93,912.60

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Solution

The fourth proportional to 187,224.60, 280,836.90 and 93,912.60 is: 140,868.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,224.60 : 280,836.90 = 93,912.60 : x
  2. Step 2: Convert to fraction form
    187,224.60/280,836.90 = 93,912.60/x
  3. Step 3: Cross multiply
    187,224.60x = 280,836.90 × 93,912.60
  4. Step 4: Simplify right side
    187,224.60x = 26,374,123,454.94
  5. Step 5: Solve for x
    x = 26,374,123,454.94/187,224.60
  6. Step 6: Final answer
    x = 140,868.90

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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.