Home / 83,556.74-125,378.22-55,496.18

Finding the Fourth Proportional to 83,556.74, 125,378.22 and 55,496.18

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Solution

The fourth proportional to 83,556.74, 125,378.22 and 55,496.18 is: 83,272.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,556.74 : 125,378.22 = 55,496.18 : x
  2. Step 2: Convert to fraction form
    83,556.74/125,378.22 = 55,496.18/x
  3. Step 3: Cross multiply
    83,556.74x = 125,378.22 × 55,496.18
  4. Step 4: Simplify right side
    83,556.74x = 6,958,012,265.20
  5. Step 5: Solve for x
    x = 6,958,012,265.20/83,556.74
  6. Step 6: Final answer
    x = 83,272.90

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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.