Home / 83,400.44-125,037-27,206.69

Finding the Fourth Proportional to 83,400.44, 125,037 and 27,206.69

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Solution

The fourth proportional to 83,400.44, 125,037 and 27,206.69 is: 40,789.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,400.44 : 125,037 = 27,206.69 : x
  2. Step 2: Convert to fraction form
    83,400.44/125,037 = 27,206.69/x
  3. Step 3: Cross multiply
    83,400.44x = 125,037 × 27,206.69
  4. Step 4: Simplify right side
    83,400.44x = 3,401,842,272.35
  5. Step 5: Solve for x
    x = 3,401,842,272.35/83,400.44
  6. Step 6: Final answer
    x = 40,789.26

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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.