Home / 264,216.20-396,324.30-86,750.60

Finding the Fourth Proportional to 264,216.20, 396,324.30 and 86,750.60

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Solution

The fourth proportional to 264,216.20, 396,324.30 and 86,750.60 is: 130,125.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,216.20 : 396,324.30 = 86,750.60 : x
  2. Step 2: Convert to fraction form
    264,216.20/396,324.30 = 86,750.60/x
  3. Step 3: Cross multiply
    264,216.20x = 396,324.30 × 86,750.60
  4. Step 4: Simplify right side
    264,216.20x = 34,381,370,819.58
  5. Step 5: Solve for x
    x = 34,381,370,819.58/264,216.20
  6. Step 6: Final answer
    x = 130,125.90

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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.