Home / 54,074.61-81,112.10-16,634.43

Finding the Fourth Proportional to 54,074.61, 81,112.10 and 16,634.43

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Solution

The fourth proportional to 54,074.61, 81,112.10 and 16,634.43 is: 24,951.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,074.61 : 81,112.10 = 16,634.43 : x
  2. Step 2: Convert to fraction form
    54,074.61/81,112.10 = 16,634.43/x
  3. Step 3: Cross multiply
    54,074.61x = 81,112.10 × 16,634.43
  4. Step 4: Simplify right side
    54,074.61x = 1,349,253,549.60
  5. Step 5: Solve for x
    x = 1,349,253,549.60/54,074.61
  6. Step 6: Final answer
    x = 24,951.70

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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.