Home / 179,986.55-248,385.15-108,351.36

Finding the Fourth Proportional to 179,986.55, 248,385.15 and 108,351.36

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Solution

The fourth proportional to 179,986.55, 248,385.15 and 108,351.36 is: 149,527.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,986.55 : 248,385.15 = 108,351.36 : x
  2. Step 2: Convert to fraction form
    179,986.55/248,385.15 = 108,351.36/x
  3. Step 3: Cross multiply
    179,986.55x = 248,385.15 × 108,351.36
  4. Step 4: Simplify right side
    179,986.55x = 26,912,868,806.30
  5. Step 5: Solve for x
    x = 26,912,868,806.30/179,986.55
  6. Step 6: Final answer
    x = 149,527.11

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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.