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Finding the Fourth Proportional to 111,408.68, 167,255.50 and 95,714.12

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Solution

The fourth proportional to 111,408.68, 167,255.50 and 95,714.12 is: 143,693.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,408.68 : 167,255.50 = 95,714.12 : x
  2. Step 2: Convert to fraction form
    111,408.68/167,255.50 = 95,714.12/x
  3. Step 3: Cross multiply
    111,408.68x = 167,255.50 × 95,714.12
  4. Step 4: Simplify right side
    111,408.68x = 16,008,712,997.66
  5. Step 5: Solve for x
    x = 16,008,712,997.66/111,408.68
  6. Step 6: Final answer
    x = 143,693.59

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1.5x scale

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.