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Finding the Fourth Proportional to 167,059.40, 250,630.14 and 48,731.90

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Solution

The fourth proportional to 167,059.40, 250,630.14 and 48,731.90 is: 73,109.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,059.40 : 250,630.14 = 48,731.90 : x
  2. Step 2: Convert to fraction form
    167,059.40/250,630.14 = 48,731.90/x
  3. Step 3: Cross multiply
    167,059.40x = 250,630.14 × 48,731.90
  4. Step 4: Simplify right side
    167,059.40x = 12,213,682,919.47
  5. Step 5: Solve for x
    x = 12,213,682,919.47/167,059.40
  6. Step 6: Final answer
    x = 73,109.82

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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.