Home / 49,832.82-68,761.44-29,689.20

Finding the Fourth Proportional to 49,832.82, 68,761.44 and 29,689.20

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Solution

The fourth proportional to 49,832.82, 68,761.44 and 29,689.20 is: 40,966.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,832.82 : 68,761.44 = 29,689.20 : x
  2. Step 2: Convert to fraction form
    49,832.82/68,761.44 = 29,689.20/x
  3. Step 3: Cross multiply
    49,832.82x = 68,761.44 × 29,689.20
  4. Step 4: Simplify right side
    49,832.82x = 2,041,472,144.45
  5. Step 5: Solve for x
    x = 2,041,472,144.45/49,832.82
  6. Step 6: Final answer
    x = 40,966.42

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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.