Home / 214,634.34-322,000.11-114,741.90

Finding the Fourth Proportional to 214,634.34, 322,000.11 and 114,741.90

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Solution

The fourth proportional to 214,634.34, 322,000.11 and 114,741.90 is: 172,138.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,634.34 : 322,000.11 = 114,741.90 : x
  2. Step 2: Convert to fraction form
    214,634.34/322,000.11 = 114,741.90/x
  3. Step 3: Cross multiply
    214,634.34x = 322,000.11 × 114,741.90
  4. Step 4: Simplify right side
    214,634.34x = 36,946,904,421.61
  5. Step 5: Solve for x
    x = 36,946,904,421.61/214,634.34
  6. Step 6: Final answer
    x = 172,138.83

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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.