Home / 230,619.74-345,896.15-88,500.80

Finding the Fourth Proportional to 230,619.74, 345,896.15 and 88,500.80

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Solution

The fourth proportional to 230,619.74, 345,896.15 and 88,500.80 is: 132,738.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,619.74 : 345,896.15 = 88,500.80 : x
  2. Step 2: Convert to fraction form
    230,619.74/345,896.15 = 88,500.80/x
  3. Step 3: Cross multiply
    230,619.74x = 345,896.15 × 88,500.80
  4. Step 4: Simplify right side
    230,619.74x = 30,612,083,819.94
  5. Step 5: Solve for x
    x = 30,612,083,819.94/230,619.74
  6. Step 6: Final answer
    x = 132,738.35

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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.