Home / 54,666.86-75,414.49-31,991.96

Finding the Fourth Proportional to 54,666.86, 75,414.49 and 31,991.96

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Solution

The fourth proportional to 54,666.86, 75,414.49 and 31,991.96 is: 44,133.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,666.86 : 75,414.49 = 31,991.96 : x
  2. Step 2: Convert to fraction form
    54,666.86/75,414.49 = 31,991.96/x
  3. Step 3: Cross multiply
    54,666.86x = 75,414.49 × 31,991.96
  4. Step 4: Simplify right side
    54,666.86x = 2,412,657,456.06
  5. Step 5: Solve for x
    x = 2,412,657,456.06/54,666.86
  6. Step 6: Final answer
    x = 44,133.83

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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.