Home / 89,474.60-123,475.20-51,234.73

Finding the Fourth Proportional to 89,474.60, 123,475.20 and 51,234.73

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Solution

The fourth proportional to 89,474.60, 123,475.20 and 51,234.73 is: 70,704.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,474.60 : 123,475.20 = 51,234.73 : x
  2. Step 2: Convert to fraction form
    89,474.60/123,475.20 = 51,234.73/x
  3. Step 3: Cross multiply
    89,474.60x = 123,475.20 × 51,234.73
  4. Step 4: Simplify right side
    89,474.60x = 6,326,218,533.70
  5. Step 5: Solve for x
    x = 6,326,218,533.70/89,474.60
  6. Step 6: Final answer
    x = 70,704.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.