Home / 119,836.62-179,776.08-40,932.36

Finding the Fourth Proportional to 119,836.62, 179,776.08 and 40,932.36

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Solution

The fourth proportional to 119,836.62, 179,776.08 and 40,932.36 is: 61,405.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,836.62 : 179,776.08 = 40,932.36 : x
  2. Step 2: Convert to fraction form
    119,836.62/179,776.08 = 40,932.36/x
  3. Step 3: Cross multiply
    119,836.62x = 179,776.08 × 40,932.36
  4. Step 4: Simplify right side
    119,836.62x = 7,358,659,225.95
  5. Step 5: Solve for x
    x = 7,358,659,225.95/119,836.62
  6. Step 6: Final answer
    x = 61,405.76

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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.