Home / 179,379.24-247,494.11-124,870.34

Finding the Fourth Proportional to 179,379.24, 247,494.11 and 124,870.34

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Solution

The fourth proportional to 179,379.24, 247,494.11 and 124,870.34 is: 172,286.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,379.24 : 247,494.11 = 124,870.34 : x
  2. Step 2: Convert to fraction form
    179,379.24/247,494.11 = 124,870.34/x
  3. Step 3: Cross multiply
    179,379.24x = 247,494.11 × 124,870.34
  4. Step 4: Simplify right side
    179,379.24x = 30,904,671,801.88
  5. Step 5: Solve for x
    x = 30,904,671,801.88/179,379.24
  6. Step 6: Final answer
    x = 172,286.78

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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.