Home / 69,015.20-95,238.77-38,801.79

Finding the Fourth Proportional to 69,015.20, 95,238.77 and 38,801.79

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Solution

The fourth proportional to 69,015.20, 95,238.77 and 38,801.79 is: 53,545.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,015.20 : 95,238.77 = 38,801.79 : x
  2. Step 2: Convert to fraction form
    69,015.20/95,238.77 = 38,801.79/x
  3. Step 3: Cross multiply
    69,015.20x = 95,238.77 × 38,801.79
  4. Step 4: Simplify right side
    69,015.20x = 3,695,434,559.39
  5. Step 5: Solve for x
    x = 3,695,434,559.39/69,015.20
  6. Step 6: Final answer
    x = 53,545.23

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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.