Home / 165,337.56-247,585.67-109,006.76

Finding the Fourth Proportional to 165,337.56, 247,585.67 and 109,006.76

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Solution

The fourth proportional to 165,337.56, 247,585.67 and 109,006.76 is: 163,232.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,337.56 : 247,585.67 = 109,006.76 : x
  2. Step 2: Convert to fraction form
    165,337.56/247,585.67 = 109,006.76/x
  3. Step 3: Cross multiply
    165,337.56x = 247,585.67 × 109,006.76
  4. Step 4: Simplify right side
    165,337.56x = 26,988,511,223.98
  5. Step 5: Solve for x
    x = 26,988,511,223.98/165,337.56
  6. Step 6: Final answer
    x = 163,232.79

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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.