Home / 198,179.64-273,488.10-113,298.51

Finding the Fourth Proportional to 198,179.64, 273,488.10 and 113,298.51

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Solution

The fourth proportional to 198,179.64, 273,488.10 and 113,298.51 is: 156,352.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,179.64 : 273,488.10 = 113,298.51 : x
  2. Step 2: Convert to fraction form
    198,179.64/273,488.10 = 113,298.51/x
  3. Step 3: Cross multiply
    198,179.64x = 273,488.10 × 113,298.51
  4. Step 4: Simplify right side
    198,179.64x = 30,985,794,232.73
  5. Step 5: Solve for x
    x = 30,985,794,232.73/198,179.64
  6. Step 6: Final answer
    x = 156,352.06

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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.