Home / 89,497.44-123,496.24-71,585.92

Finding the Fourth Proportional to 89,497.44, 123,496.24 and 71,585.92

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Solution

The fourth proportional to 89,497.44, 123,496.24 and 71,585.92 is: 98,780.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,497.44 : 123,496.24 = 71,585.92 : x
  2. Step 2: Convert to fraction form
    89,497.44/123,496.24 = 71,585.92/x
  3. Step 3: Cross multiply
    89,497.44x = 123,496.24 × 71,585.92
  4. Step 4: Simplify right side
    89,497.44x = 8,840,591,956.94
  5. Step 5: Solve for x
    x = 8,840,591,956.94/89,497.44
  6. Step 6: Final answer
    x = 98,780.39

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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.