Home / 83,725.44-126,083.38-60,514.08

Finding the Fourth Proportional to 83,725.44, 126,083.38 and 60,514.08

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Solution

The fourth proportional to 83,725.44, 126,083.38 and 60,514.08 is: 91,129.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,725.44 : 126,083.38 = 60,514.08 : x
  2. Step 2: Convert to fraction form
    83,725.44/126,083.38 = 60,514.08/x
  3. Step 3: Cross multiply
    83,725.44x = 126,083.38 × 60,514.08
  4. Step 4: Simplify right side
    83,725.44x = 7,629,819,743.99
  5. Step 5: Solve for x
    x = 7,629,819,743.99/83,725.44
  6. Step 6: Final answer
    x = 91,129.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.