Home / 87,376.05-131,113.85-34,061.09

Finding the Fourth Proportional to 87,376.05, 131,113.85 and 34,061.09

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Solution

The fourth proportional to 87,376.05, 131,113.85 and 34,061.09 is: 51,111.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,376.05 : 131,113.85 = 34,061.09 : x
  2. Step 2: Convert to fraction form
    87,376.05/131,113.85 = 34,061.09/x
  3. Step 3: Cross multiply
    87,376.05x = 131,113.85 × 34,061.09
  4. Step 4: Simplify right side
    87,376.05x = 4,465,879,819.22
  5. Step 5: Solve for x
    x = 4,465,879,819.22/87,376.05
  6. Step 6: Final answer
    x = 51,111.03

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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.