Home / 74,649.24-112,003.08-27,891.24

Finding the Fourth Proportional to 74,649.24, 112,003.08 and 27,891.24

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Solution

The fourth proportional to 74,649.24, 112,003.08 and 27,891.24 is: 41,847.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,649.24 : 112,003.08 = 27,891.24 : x
  2. Step 2: Convert to fraction form
    74,649.24/112,003.08 = 27,891.24/x
  3. Step 3: Cross multiply
    74,649.24x = 112,003.08 × 27,891.24
  4. Step 4: Simplify right side
    74,649.24x = 3,123,904,785.02
  5. Step 5: Solve for x
    x = 3,123,904,785.02/74,649.24
  6. Step 6: Final answer
    x = 41,847.78

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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.