Home / 89,649.30-134,441.82-29,666.73

Finding the Fourth Proportional to 89,649.30, 134,441.82 and 29,666.73

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Solution

The fourth proportional to 89,649.30, 134,441.82 and 29,666.73 is: 44,489.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,649.30 : 134,441.82 = 29,666.73 : x
  2. Step 2: Convert to fraction form
    89,649.30/134,441.82 = 29,666.73/x
  3. Step 3: Cross multiply
    89,649.30x = 134,441.82 × 29,666.73
  4. Step 4: Simplify right side
    89,649.30x = 3,988,449,174.65
  5. Step 5: Solve for x
    x = 3,988,449,174.65/89,649.30
  6. Step 6: Final answer
    x = 44,489.46

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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.