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Finding the Fourth Proportional to 167,200.32, 250,808.72 and 67,347.02

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Solution

The fourth proportional to 167,200.32, 250,808.72 and 67,347.02 is: 101,023.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,200.32 : 250,808.72 = 67,347.02 : x
  2. Step 2: Convert to fraction form
    167,200.32/250,808.72 = 67,347.02/x
  3. Step 3: Cross multiply
    167,200.32x = 250,808.72 × 67,347.02
  4. Step 4: Simplify right side
    167,200.32x = 16,891,219,882.01
  5. Step 5: Solve for x
    x = 16,891,219,882.01/167,200.32
  6. Step 6: Final answer
    x = 101,023.85

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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.