Home / 185,960.88-278,445.96-106,956.72

Finding the Fourth Proportional to 185,960.88, 278,445.96 and 106,956.72

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Solution

The fourth proportional to 185,960.88, 278,445.96 and 106,956.72 is: 160,150.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,960.88 : 278,445.96 = 106,956.72 : x
  2. Step 2: Convert to fraction form
    185,960.88/278,445.96 = 106,956.72/x
  3. Step 3: Cross multiply
    185,960.88x = 278,445.96 × 106,956.72
  4. Step 4: Simplify right side
    185,960.88x = 29,781,666,578.85
  5. Step 5: Solve for x
    x = 29,781,666,578.85/185,960.88
  6. Step 6: Final answer
    x = 160,150.17

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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.