Home / 83,829.18-125,759.31-27,673.20

Finding the Fourth Proportional to 83,829.18, 125,759.31 and 27,673.20

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Solution

The fourth proportional to 83,829.18, 125,759.31 and 27,673.20 is: 41,514.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,829.18 : 125,759.31 = 27,673.20 : x
  2. Step 2: Convert to fraction form
    83,829.18/125,759.31 = 27,673.20/x
  3. Step 3: Cross multiply
    83,829.18x = 125,759.31 × 27,673.20
  4. Step 4: Simplify right side
    83,829.18x = 3,480,162,537.49
  5. Step 5: Solve for x
    x = 3,480,162,537.49/83,829.18
  6. Step 6: Final answer
    x = 41,514.93

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1.5x scale

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.