Home / 115,167.75-172,775.52-48,608.43

Finding the Fourth Proportional to 115,167.75, 172,775.52 and 48,608.43

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Solution

The fourth proportional to 115,167.75, 172,775.52 and 48,608.43 is: 72,922.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,167.75 : 172,775.52 = 48,608.43 : x
  2. Step 2: Convert to fraction form
    115,167.75/172,775.52 = 48,608.43/x
  3. Step 3: Cross multiply
    115,167.75x = 172,775.52 × 48,608.43
  4. Step 4: Simplify right side
    115,167.75x = 8,398,346,769.63
  5. Step 5: Solve for x
    x = 8,398,346,769.63/115,167.75
  6. Step 6: Final answer
    x = 72,922.73

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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.