Home / 58,139.20-80,231.07-32,645.77

Finding the Fourth Proportional to 58,139.20, 80,231.07 and 32,645.77

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Solution

The fourth proportional to 58,139.20, 80,231.07 and 32,645.77 is: 45,050.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,139.20 : 80,231.07 = 32,645.77 : x
  2. Step 2: Convert to fraction form
    58,139.20/80,231.07 = 32,645.77/x
  3. Step 3: Cross multiply
    58,139.20x = 80,231.07 × 32,645.77
  4. Step 4: Simplify right side
    58,139.20x = 2,619,204,738.53
  5. Step 5: Solve for x
    x = 2,619,204,738.53/58,139.20
  6. Step 6: Final answer
    x = 45,050.58

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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.