Home / 179,211.85-268,739.66-54,523.69

Finding the Fourth Proportional to 179,211.85, 268,739.66 and 54,523.69

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Solution

The fourth proportional to 179,211.85, 268,739.66 and 54,523.69 is: 81,761.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,211.85 : 268,739.66 = 54,523.69 : x
  2. Step 2: Convert to fraction form
    179,211.85/268,739.66 = 54,523.69/x
  3. Step 3: Cross multiply
    179,211.85x = 268,739.66 × 54,523.69
  4. Step 4: Simplify right side
    179,211.85x = 14,652,677,639.93
  5. Step 5: Solve for x
    x = 14,652,677,639.93/179,211.85
  6. Step 6: Final answer
    x = 81,761.77

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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.