Home / 83,766.20-125,649.30-37,110.20

Finding the Fourth Proportional to 83,766.20, 125,649.30 and 37,110.20

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Solution

The fourth proportional to 83,766.20, 125,649.30 and 37,110.20 is: 55,665.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,766.20 : 125,649.30 = 37,110.20 : x
  2. Step 2: Convert to fraction form
    83,766.20/125,649.30 = 37,110.20/x
  3. Step 3: Cross multiply
    83,766.20x = 125,649.30 × 37,110.20
  4. Step 4: Simplify right side
    83,766.20x = 4,662,870,652.86
  5. Step 5: Solve for x
    x = 4,662,870,652.86/83,766.20
  6. Step 6: Final answer
    x = 55,665.30

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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.