Home / 108,182.15-162,265.92-45,852.65

Finding the Fourth Proportional to 108,182.15, 162,265.92 and 45,852.65

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Solution

The fourth proportional to 108,182.15, 162,265.92 and 45,852.65 is: 68,775.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,182.15 : 162,265.92 = 45,852.65 : x
  2. Step 2: Convert to fraction form
    108,182.15/162,265.92 = 45,852.65/x
  3. Step 3: Cross multiply
    108,182.15x = 162,265.92 × 45,852.65
  4. Step 4: Simplify right side
    108,182.15x = 7,440,321,625.36
  5. Step 5: Solve for x
    x = 7,440,321,625.36/108,182.15
  6. Step 6: Final answer
    x = 68,775.87

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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.