Home / 63,080.82-94,612.08-20,380.56

Finding the Fourth Proportional to 63,080.82, 94,612.08 and 20,380.56

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Solution

The fourth proportional to 63,080.82, 94,612.08 and 20,380.56 is: 30,567.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,080.82 : 94,612.08 = 20,380.56 : x
  2. Step 2: Convert to fraction form
    63,080.82/94,612.08 = 20,380.56/x
  3. Step 3: Cross multiply
    63,080.82x = 94,612.08 × 20,380.56
  4. Step 4: Simplify right side
    63,080.82x = 1,928,247,173.16
  5. Step 5: Solve for x
    x = 1,928,247,173.16/63,080.82
  6. Step 6: Final answer
    x = 30,567.88

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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.