Home / 154,956.86-232,559.82-80,098.94

Finding the Fourth Proportional to 154,956.86, 232,559.82 and 80,098.94

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Solution

The fourth proportional to 154,956.86, 232,559.82 and 80,098.94 is: 120,212.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,956.86 : 232,559.82 = 80,098.94 : x
  2. Step 2: Convert to fraction form
    154,956.86/232,559.82 = 80,098.94/x
  3. Step 3: Cross multiply
    154,956.86x = 232,559.82 × 80,098.94
  4. Step 4: Simplify right side
    154,956.86x = 18,627,793,905.79
  5. Step 5: Solve for x
    x = 18,627,793,905.79/154,956.86
  6. Step 6: Final answer
    x = 120,212.78

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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.