Home / 181,622.82-250,633.17-99,943.44

Finding the Fourth Proportional to 181,622.82, 250,633.17 and 99,943.44

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Solution

The fourth proportional to 181,622.82, 250,633.17 and 99,943.44 is: 137,918.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,622.82 : 250,633.17 = 99,943.44 : x
  2. Step 2: Convert to fraction form
    181,622.82/250,633.17 = 99,943.44/x
  3. Step 3: Cross multiply
    181,622.82x = 250,633.17 × 99,943.44
  4. Step 4: Simplify right side
    181,622.82x = 25,049,141,187.90
  5. Step 5: Solve for x
    x = 25,049,141,187.90/181,622.82
  6. Step 6: Final answer
    x = 137,918.47

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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.