Home / 70,781.12-106,170.72-24,066.56

Finding the Fourth Proportional to 70,781.12, 106,170.72 and 24,066.56

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Solution

The fourth proportional to 70,781.12, 106,170.72 and 24,066.56 is: 36,099.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,781.12 : 106,170.72 = 24,066.56 : x
  2. Step 2: Convert to fraction form
    70,781.12/106,170.72 = 24,066.56/x
  3. Step 3: Cross multiply
    70,781.12x = 106,170.72 × 24,066.56
  4. Step 4: Simplify right side
    70,781.12x = 2,555,164,003.12
  5. Step 5: Solve for x
    x = 2,555,164,003.12/70,781.12
  6. Step 6: Final answer
    x = 36,099.51

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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.