Home / 84,474.86-126,716.48-25,304.88

Finding the Fourth Proportional to 84,474.86, 126,716.48 and 25,304.88

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Solution

The fourth proportional to 84,474.86, 126,716.48 and 25,304.88 is: 37,958.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,474.86 : 126,716.48 = 25,304.88 : x
  2. Step 2: Convert to fraction form
    84,474.86/126,716.48 = 25,304.88/x
  3. Step 3: Cross multiply
    84,474.86x = 126,716.48 × 25,304.88
  4. Step 4: Simplify right side
    84,474.86x = 3,206,545,193.90
  5. Step 5: Solve for x
    x = 3,206,545,193.90/84,474.86
  6. Step 6: Final answer
    x = 37,958.58

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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.