Home / 119,829.85-165,379.84-68,842.49

Finding the Fourth Proportional to 119,829.85, 165,379.84 and 68,842.49

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Solution

The fourth proportional to 119,829.85, 165,379.84 and 68,842.49 is: 95,011.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,829.85 : 165,379.84 = 68,842.49 : x
  2. Step 2: Convert to fraction form
    119,829.85/165,379.84 = 68,842.49/x
  3. Step 3: Cross multiply
    119,829.85x = 165,379.84 × 68,842.49
  4. Step 4: Simplify right side
    119,829.85x = 11,385,158,982.40
  5. Step 5: Solve for x
    x = 11,385,158,982.40/119,829.85
  6. Step 6: Final answer
    x = 95,011.04

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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.