Home / 172,266.12-258,525.54-113,081.04

Finding the Fourth Proportional to 172,266.12, 258,525.54 and 113,081.04

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Solution

The fourth proportional to 172,266.12, 258,525.54 and 113,081.04 is: 169,704.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,266.12 : 258,525.54 = 113,081.04 : x
  2. Step 2: Convert to fraction form
    172,266.12/258,525.54 = 113,081.04/x
  3. Step 3: Cross multiply
    172,266.12x = 258,525.54 × 113,081.04
  4. Step 4: Simplify right side
    172,266.12x = 29,234,336,929.76
  5. Step 5: Solve for x
    x = 29,234,336,929.76/172,266.12
  6. Step 6: Final answer
    x = 169,704.51

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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.