Home / 86,535.35-119,408.61-50,228.43

Finding the Fourth Proportional to 86,535.35, 119,408.61 and 50,228.43

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Solution

The fourth proportional to 86,535.35, 119,408.61 and 50,228.43 is: 69,309.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,535.35 : 119,408.61 = 50,228.43 : x
  2. Step 2: Convert to fraction form
    86,535.35/119,408.61 = 50,228.43/x
  3. Step 3: Cross multiply
    86,535.35x = 119,408.61 × 50,228.43
  4. Step 4: Simplify right side
    86,535.35x = 5,997,707,008.78
  5. Step 5: Solve for x
    x = 5,997,707,008.78/86,535.35
  6. Step 6: Final answer
    x = 69,309.33

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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.