Home / 67,194.00-100,805.58-20,445.66

Finding the Fourth Proportional to 67,194.00, 100,805.58 and 20,445.66

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Solution

The fourth proportional to 67,194.00, 100,805.58 and 20,445.66 is: 30,672.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,194.00 : 100,805.58 = 20,445.66 : x
  2. Step 2: Convert to fraction form
    67,194.00/100,805.58 = 20,445.66/x
  3. Step 3: Cross multiply
    67,194.00x = 100,805.58 × 20,445.66
  4. Step 4: Simplify right side
    67,194.00x = 2,061,036,260.54
  5. Step 5: Solve for x
    x = 2,061,036,260.54/67,194.00
  6. Step 6: Final answer
    x = 30,672.92

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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.