Home / 54,545.05-81,781.12-44,028.01

Finding the Fourth Proportional to 54,545.05, 81,781.12 and 44,028.01

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Solution

The fourth proportional to 54,545.05, 81,781.12 and 44,028.01 is: 66,012.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,545.05 : 81,781.12 = 44,028.01 : x
  2. Step 2: Convert to fraction form
    54,545.05/81,781.12 = 44,028.01/x
  3. Step 3: Cross multiply
    54,545.05x = 81,781.12 × 44,028.01
  4. Step 4: Simplify right side
    54,545.05x = 3,600,659,969.17
  5. Step 5: Solve for x
    x = 3,600,659,969.17/54,545.05
  6. Step 6: Final answer
    x = 66,012.59

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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.