Home / 54,151.09-81,221.25-16,701.01

Finding the Fourth Proportional to 54,151.09, 81,221.25 and 16,701.01

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Solution

The fourth proportional to 54,151.09, 81,221.25 and 16,701.01 is: 25,049.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,151.09 : 81,221.25 = 16,701.01 : x
  2. Step 2: Convert to fraction form
    54,151.09/81,221.25 = 16,701.01/x
  3. Step 3: Cross multiply
    54,151.09x = 81,221.25 × 16,701.01
  4. Step 4: Simplify right side
    54,151.09x = 1,356,476,908.46
  5. Step 5: Solve for x
    x = 1,356,476,908.46/54,151.09
  6. Step 6: Final answer
    x = 25,049.85

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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.