Home / 69,231.20-95,539.44-39,017

Finding the Fourth Proportional to 69,231.20, 95,539.44 and 39,017

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Solution

The fourth proportional to 69,231.20, 95,539.44 and 39,017 is: 53,843.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,231.20 : 95,539.44 = 39,017 : x
  2. Step 2: Convert to fraction form
    69,231.20/95,539.44 = 39,017/x
  3. Step 3: Cross multiply
    69,231.20x = 95,539.44 × 39,017
  4. Step 4: Simplify right side
    69,231.20x = 3,727,662,330.48
  5. Step 5: Solve for x
    x = 3,727,662,330.48/69,231.20
  6. Step 6: Final answer
    x = 53,843.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.