Home / 107,747.82-161,607.15-28,862.73

Finding the Fourth Proportional to 107,747.82, 161,607.15 and 28,862.73

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Solution

The fourth proportional to 107,747.82, 161,607.15 and 28,862.73 is: 43,290.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,747.82 : 161,607.15 = 28,862.73 : x
  2. Step 2: Convert to fraction form
    107,747.82/161,607.15 = 28,862.73/x
  3. Step 3: Cross multiply
    107,747.82x = 161,607.15 × 28,862.73
  4. Step 4: Simplify right side
    107,747.82x = 4,664,423,536.52
  5. Step 5: Solve for x
    x = 4,664,423,536.52/107,747.82
  6. Step 6: Final answer
    x = 43,290.19

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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.