Home / 86,367.38-129,551.07-33,739.96

Finding the Fourth Proportional to 86,367.38, 129,551.07 and 33,739.96

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Solution

The fourth proportional to 86,367.38, 129,551.07 and 33,739.96 is: 50,609.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,367.38 : 129,551.07 = 33,739.96 : x
  2. Step 2: Convert to fraction form
    86,367.38/129,551.07 = 33,739.96/x
  3. Step 3: Cross multiply
    86,367.38x = 129,551.07 × 33,739.96
  4. Step 4: Simplify right side
    86,367.38x = 4,371,047,919.76
  5. Step 5: Solve for x
    x = 4,371,047,919.76/86,367.38
  6. Step 6: Final answer
    x = 50,609.94

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Similar ratio
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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.