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Finding the Fourth Proportional to 167,199.16, 250,806.94 and 67,345.87

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Solution

The fourth proportional to 167,199.16, 250,806.94 and 67,345.87 is: 101,022.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,199.16 : 250,806.94 = 67,345.87 : x
  2. Step 2: Convert to fraction form
    167,199.16/250,806.94 = 67,345.87/x
  3. Step 3: Cross multiply
    167,199.16x = 250,806.94 × 67,345.87
  4. Step 4: Simplify right side
    167,199.16x = 16,890,810,780.96
  5. Step 5: Solve for x
    x = 16,890,810,780.96/167,199.16
  6. Step 6: Final answer
    x = 101,022.10

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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.