Home / 119,820.96-165,360.44-68,849.64

Finding the Fourth Proportional to 119,820.96, 165,360.44 and 68,849.64

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Solution

The fourth proportional to 119,820.96, 165,360.44 and 68,849.64 is: 95,016.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,820.96 : 165,360.44 = 68,849.64 : x
  2. Step 2: Convert to fraction form
    119,820.96/165,360.44 = 68,849.64/x
  3. Step 3: Cross multiply
    119,820.96x = 165,360.44 × 68,849.64
  4. Step 4: Simplify right side
    119,820.96x = 11,385,006,764.24
  5. Step 5: Solve for x
    x = 11,385,006,764.24/119,820.96
  6. Step 6: Final answer
    x = 95,016.82

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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.