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Finding the Fourth Proportional to 167,206.51, 250,818 and 67,353.22

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Solution

The fourth proportional to 167,206.51, 250,818 and 67,353.22 is: 101,033.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,206.51 : 250,818 = 67,353.22 : x
  2. Step 2: Convert to fraction form
    167,206.51/250,818 = 67,353.22/x
  3. Step 3: Cross multiply
    167,206.51x = 250,818 × 67,353.22
  4. Step 4: Simplify right side
    167,206.51x = 16,893,399,933.96
  5. Step 5: Solve for x
    x = 16,893,399,933.96/167,206.51
  6. Step 6: Final answer
    x = 101,033.15

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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.