Home / 111,716.42-167,480.17-48,489.02

Finding the Fourth Proportional to 111,716.42, 167,480.17 and 48,489.02

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Solution

The fourth proportional to 111,716.42, 167,480.17 and 48,489.02 is: 72,692.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,716.42 : 167,480.17 = 48,489.02 : x
  2. Step 2: Convert to fraction form
    111,716.42/167,480.17 = 48,489.02/x
  3. Step 3: Cross multiply
    111,716.42x = 167,480.17 × 48,489.02
  4. Step 4: Simplify right side
    111,716.42x = 8,120,949,610.21
  5. Step 5: Solve for x
    x = 8,120,949,610.21/111,716.42
  6. Step 6: Final answer
    x = 72,692.53

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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.