Home / 119,927.97-179,695.11-40,999.14

Finding the Fourth Proportional to 119,927.97, 179,695.11 and 40,999.14

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Solution

The fourth proportional to 119,927.97, 179,695.11 and 40,999.14 is: 61,431.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,927.97 : 179,695.11 = 40,999.14 : x
  2. Step 2: Convert to fraction form
    119,927.97/179,695.11 = 40,999.14/x
  3. Step 3: Cross multiply
    119,927.97x = 179,695.11 × 40,999.14
  4. Step 4: Simplify right side
    119,927.97x = 7,367,344,972.21
  5. Step 5: Solve for x
    x = 7,367,344,972.21/119,927.97
  6. Step 6: Final answer
    x = 61,431.42

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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.