Home / 67,108.54-100,575.33-27,625.90

Finding the Fourth Proportional to 67,108.54, 100,575.33 and 27,625.90

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Solution

The fourth proportional to 67,108.54, 100,575.33 and 27,625.90 is: 41,402.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,108.54 : 100,575.33 = 27,625.90 : x
  2. Step 2: Convert to fraction form
    67,108.54/100,575.33 = 27,625.90/x
  3. Step 3: Cross multiply
    67,108.54x = 100,575.33 × 27,625.90
  4. Step 4: Simplify right side
    67,108.54x = 2,778,484,009.05
  5. Step 5: Solve for x
    x = 2,778,484,009.05/67,108.54
  6. Step 6: Final answer
    x = 41,402.84

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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.