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Finding the Fourth Proportional to 167,043.97, 250,503.63 and 67,170.52

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Solution

The fourth proportional to 167,043.97, 250,503.63 and 67,170.52 is: 100,730.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,043.97 : 250,503.63 = 67,170.52 : x
  2. Step 2: Convert to fraction form
    167,043.97/250,503.63 = 67,170.52/x
  3. Step 3: Cross multiply
    167,043.97x = 250,503.63 × 67,170.52
  4. Step 4: Simplify right side
    167,043.97x = 16,826,459,088.99
  5. Step 5: Solve for x
    x = 16,826,459,088.99/167,043.97
  6. Step 6: Final answer
    x = 100,730.72

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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.