Home / 107,637.66-161,454.87-32,754.78

Finding the Fourth Proportional to 107,637.66, 161,454.87 and 32,754.78

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Solution

The fourth proportional to 107,637.66, 161,454.87 and 32,754.78 is: 49,131.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,637.66 : 161,454.87 = 32,754.78 : x
  2. Step 2: Convert to fraction form
    107,637.66/161,454.87 = 32,754.78/x
  3. Step 3: Cross multiply
    107,637.66x = 161,454.87 × 32,754.78
  4. Step 4: Simplify right side
    107,637.66x = 5,288,418,746.78
  5. Step 5: Solve for x
    x = 5,288,418,746.78/107,637.66
  6. Step 6: Final answer
    x = 49,131.68

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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.