Home / 99,614.94-137,464.61-54,291.97

Finding the Fourth Proportional to 99,614.94, 137,464.61 and 54,291.97

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Solution

The fourth proportional to 99,614.94, 137,464.61 and 54,291.97 is: 74,920.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,614.94 : 137,464.61 = 54,291.97 : x
  2. Step 2: Convert to fraction form
    99,614.94/137,464.61 = 54,291.97/x
  3. Step 3: Cross multiply
    99,614.94x = 137,464.61 × 54,291.97
  4. Step 4: Simplify right side
    99,614.94x = 7,463,223,794.86
  5. Step 5: Solve for x
    x = 7,463,223,794.86/99,614.94
  6. Step 6: Final answer
    x = 74,920.73

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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.