Home / 63,769.20-95,653.80-53,927.70

Finding the Fourth Proportional to 63,769.20, 95,653.80 and 53,927.70

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Solution

The fourth proportional to 63,769.20, 95,653.80 and 53,927.70 is: 80,891.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,769.20 : 95,653.80 = 53,927.70 : x
  2. Step 2: Convert to fraction form
    63,769.20/95,653.80 = 53,927.70/x
  3. Step 3: Cross multiply
    63,769.20x = 95,653.80 × 53,927.70
  4. Step 4: Simplify right side
    63,769.20x = 5,158,389,430.26
  5. Step 5: Solve for x
    x = 5,158,389,430.26/63,769.20
  6. Step 6: Final answer
    x = 80,891.55

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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.