Home / 83,610.90-125,416.35-50,433.30

Finding the Fourth Proportional to 83,610.90, 125,416.35 and 50,433.30

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Solution

The fourth proportional to 83,610.90, 125,416.35 and 50,433.30 is: 75,649.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,610.90 : 125,416.35 = 50,433.30 : x
  2. Step 2: Convert to fraction form
    83,610.90/125,416.35 = 50,433.30/x
  3. Step 3: Cross multiply
    83,610.90x = 125,416.35 × 50,433.30
  4. Step 4: Simplify right side
    83,610.90x = 6,325,160,404.46
  5. Step 5: Solve for x
    x = 6,325,160,404.46/83,610.90
  6. Step 6: Final answer
    x = 75,649.95

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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.