Home / 172,479.29-258,761.97-60,161.11

Finding the Fourth Proportional to 172,479.29, 258,761.97 and 60,161.11

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Solution

The fourth proportional to 172,479.29, 258,761.97 and 60,161.11 is: 90,256.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,479.29 : 258,761.97 = 60,161.11 : x
  2. Step 2: Convert to fraction form
    172,479.29/258,761.97 = 60,161.11/x
  3. Step 3: Cross multiply
    172,479.29x = 258,761.97 × 60,161.11
  4. Step 4: Simplify right side
    172,479.29x = 15,567,406,694.08
  5. Step 5: Solve for x
    x = 15,567,406,694.08/172,479.29
  6. Step 6: Final answer
    x = 90,256.67

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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.