Home / 119,829.13-165,378.85-68,841.77

Finding the Fourth Proportional to 119,829.13, 165,378.85 and 68,841.77

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Solution

The fourth proportional to 119,829.13, 165,378.85 and 68,841.77 is: 95,010.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,829.13 : 165,378.85 = 68,841.77 : x
  2. Step 2: Convert to fraction form
    119,829.13/165,378.85 = 68,841.77/x
  3. Step 3: Cross multiply
    119,829.13x = 165,378.85 × 68,841.77
  4. Step 4: Simplify right side
    119,829.13x = 11,384,971,876.24
  5. Step 5: Solve for x
    x = 11,384,971,876.24/119,829.13
  6. Step 6: Final answer
    x = 95,010.05

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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.