Home / 168,826.24-252,689.92-124,435.20

Finding the Fourth Proportional to 168,826.24, 252,689.92 and 124,435.20

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Solution

The fourth proportional to 168,826.24, 252,689.92 and 124,435.20 is: 186,247.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,826.24 : 252,689.92 = 124,435.20 : x
  2. Step 2: Convert to fraction form
    168,826.24/252,689.92 = 124,435.20/x
  3. Step 3: Cross multiply
    168,826.24x = 252,689.92 × 124,435.20
  4. Step 4: Simplify right side
    168,826.24x = 31,443,520,733.18
  5. Step 5: Solve for x
    x = 31,443,520,733.18/168,826.24
  6. Step 6: Final answer
    x = 186,247.83

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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.