Home / 69,110.91-95,378.04-38,899.26

Finding the Fourth Proportional to 69,110.91, 95,378.04 and 38,899.26

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Solution

The fourth proportional to 69,110.91, 95,378.04 and 38,899.26 is: 53,683.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,110.91 : 95,378.04 = 38,899.26 : x
  2. Step 2: Convert to fraction form
    69,110.91/95,378.04 = 38,899.26/x
  3. Step 3: Cross multiply
    69,110.91x = 95,378.04 × 38,899.26
  4. Step 4: Simplify right side
    69,110.91x = 3,710,135,176.25
  5. Step 5: Solve for x
    x = 3,710,135,176.25/69,110.91
  6. Step 6: Final answer
    x = 53,683.78

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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.