Home / 54,177.52-81,274.07-16,740.87

Finding the Fourth Proportional to 54,177.52, 81,274.07 and 16,740.87

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Solution

The fourth proportional to 54,177.52, 81,274.07 and 16,740.87 is: 25,113.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,177.52 : 81,274.07 = 16,740.87 : x
  2. Step 2: Convert to fraction form
    54,177.52/81,274.07 = 16,740.87/x
  3. Step 3: Cross multiply
    54,177.52x = 81,274.07 × 16,740.87
  4. Step 4: Simplify right side
    54,177.52x = 1,360,598,150.17
  5. Step 5: Solve for x
    x = 1,360,598,150.17/54,177.52
  6. Step 6: Final answer
    x = 25,113.71

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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.