Home / 89,713.36-123,660.11-60,632.62

Finding the Fourth Proportional to 89,713.36, 123,660.11 and 60,632.62

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Solution

The fourth proportional to 89,713.36, 123,660.11 and 60,632.62 is: 83,575.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,713.36 : 123,660.11 = 60,632.62 : x
  2. Step 2: Convert to fraction form
    89,713.36/123,660.11 = 60,632.62/x
  3. Step 3: Cross multiply
    89,713.36x = 123,660.11 × 60,632.62
  4. Step 4: Simplify right side
    89,713.36x = 7,497,836,458.79
  5. Step 5: Solve for x
    x = 7,497,836,458.79/89,713.36
  6. Step 6: Final answer
    x = 83,575.47

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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.