Home / 69,381.77-95,765.33-39,184.77

Finding the Fourth Proportional to 69,381.77, 95,765.33 and 39,184.77

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Solution

The fourth proportional to 69,381.77, 95,765.33 and 39,184.77 is: 54,085.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,381.77 : 95,765.33 = 39,184.77 : x
  2. Step 2: Convert to fraction form
    69,381.77/95,765.33 = 39,184.77/x
  3. Step 3: Cross multiply
    69,381.77x = 95,765.33 × 39,184.77
  4. Step 4: Simplify right side
    69,381.77x = 3,752,542,527.99
  5. Step 5: Solve for x
    x = 3,752,542,527.99/69,381.77
  6. Step 6: Final answer
    x = 54,085.42

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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.