Home / 63,861.20-95,791.80-19,488.18

Finding the Fourth Proportional to 63,861.20, 95,791.80 and 19,488.18

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Solution

The fourth proportional to 63,861.20, 95,791.80 and 19,488.18 is: 29,232.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,861.20 : 95,791.80 = 19,488.18 : x
  2. Step 2: Convert to fraction form
    63,861.20/95,791.80 = 19,488.18/x
  3. Step 3: Cross multiply
    63,861.20x = 95,791.80 × 19,488.18
  4. Step 4: Simplify right side
    63,861.20x = 1,866,807,840.92
  5. Step 5: Solve for x
    x = 1,866,807,840.92/63,861.20
  6. Step 6: Final answer
    x = 29,232.27

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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.