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Finding the Fourth Proportional to 149,625, 224,437.23 and 87,251.76

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Solution

The fourth proportional to 149,625, 224,437.23 and 87,251.76 is: 130,877.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,625 : 224,437.23 = 87,251.76 : x
  2. Step 2: Convert to fraction form
    149,625/224,437.23 = 87,251.76/x
  3. Step 3: Cross multiply
    149,625x = 224,437.23 × 87,251.76
  4. Step 4: Simplify right side
    149,625x = 19,582,543,327.02
  5. Step 5: Solve for x
    x = 19,582,543,327.02/149,625
  6. Step 6: Final answer
    x = 130,877.48

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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.