Home / 248,876.20-373,314.30-71,401.15

Finding the Fourth Proportional to 248,876.20, 373,314.30 and 71,401.15

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Solution

The fourth proportional to 248,876.20, 373,314.30 and 71,401.15 is: 107,101.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,876.20 : 373,314.30 = 71,401.15 : x
  2. Step 2: Convert to fraction form
    248,876.20/373,314.30 = 71,401.15/x
  3. Step 3: Cross multiply
    248,876.20x = 373,314.30 × 71,401.15
  4. Step 4: Simplify right side
    248,876.20x = 26,655,070,331.45
  5. Step 5: Solve for x
    x = 26,655,070,331.45/248,876.20
  6. Step 6: Final answer
    x = 107,101.73

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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.