Home / 71,895.06-107,890.56-25,147.92

Finding the Fourth Proportional to 71,895.06, 107,890.56 and 25,147.92

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Solution

The fourth proportional to 71,895.06, 107,890.56 and 25,147.92 is: 37,738.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,895.06 : 107,890.56 = 25,147.92 : x
  2. Step 2: Convert to fraction form
    71,895.06/107,890.56 = 25,147.92/x
  3. Step 3: Cross multiply
    71,895.06x = 107,890.56 × 25,147.92
  4. Step 4: Simplify right side
    71,895.06x = 2,713,223,171.64
  5. Step 5: Solve for x
    x = 2,713,223,171.64/71,895.06
  6. Step 6: Final answer
    x = 37,738.66

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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.