Home / 63,705.20-95,568.60-19,331.60

Finding the Fourth Proportional to 63,705.20, 95,568.60 and 19,331.60

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Solution

The fourth proportional to 63,705.20, 95,568.60 and 19,331.60 is: 29,000.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,705.20 : 95,568.60 = 19,331.60 : x
  2. Step 2: Convert to fraction form
    63,705.20/95,568.60 = 19,331.60/x
  3. Step 3: Cross multiply
    63,705.20x = 95,568.60 × 19,331.60
  4. Step 4: Simplify right side
    63,705.20x = 1,847,493,947.76
  5. Step 5: Solve for x
    x = 1,847,493,947.76/63,705.20
  6. Step 6: Final answer
    x = 29,000.68

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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.