Home / 54,743.11-75,523.29-38,633.80

Finding the Fourth Proportional to 54,743.11, 75,523.29 and 38,633.80

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Solution

The fourth proportional to 54,743.11, 75,523.29 and 38,633.80 is: 53,298.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,743.11 : 75,523.29 = 38,633.80 : x
  2. Step 2: Convert to fraction form
    54,743.11/75,523.29 = 38,633.80/x
  3. Step 3: Cross multiply
    54,743.11x = 75,523.29 × 38,633.80
  4. Step 4: Simplify right side
    54,743.11x = 2,917,751,681.20
  5. Step 5: Solve for x
    x = 2,917,751,681.20/54,743.11
  6. Step 6: Final answer
    x = 53,298.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.