Home / 54,432.79-81,649.19-16,996.07

Finding the Fourth Proportional to 54,432.79, 81,649.19 and 16,996.07

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Solution

The fourth proportional to 54,432.79, 81,649.19 and 16,996.07 is: 25,494.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,432.79 : 81,649.19 = 16,996.07 : x
  2. Step 2: Convert to fraction form
    54,432.79/81,649.19 = 16,996.07/x
  3. Step 3: Cross multiply
    54,432.79x = 81,649.19 × 16,996.07
  4. Step 4: Simplify right side
    54,432.79x = 1,387,715,595.30
  5. Step 5: Solve for x
    x = 1,387,715,595.30/54,432.79
  6. Step 6: Final answer
    x = 25,494.11

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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.