Home / 119,087.11-179,343.56-108,458.29

Finding the Fourth Proportional to 119,087.11, 179,343.56 and 108,458.29

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Solution

The fourth proportional to 119,087.11, 179,343.56 and 108,458.29 is: 163,336.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,087.11 : 179,343.56 = 108,458.29 : x
  2. Step 2: Convert to fraction form
    119,087.11/179,343.56 = 108,458.29/x
  3. Step 3: Cross multiply
    119,087.11x = 179,343.56 × 108,458.29
  4. Step 4: Simplify right side
    119,087.11x = 19,451,295,840.11
  5. Step 5: Solve for x
    x = 19,451,295,840.11/119,087.11
  6. Step 6: Final answer
    x = 163,336.70

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.