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Finding the Fourth Proportional to 167,363.83, 230,876.68 and 106,870.87

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Solution

The fourth proportional to 167,363.83, 230,876.68 and 106,870.87 is: 147,427.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,363.83 : 230,876.68 = 106,870.87 : x
  2. Step 2: Convert to fraction form
    167,363.83/230,876.68 = 106,870.87/x
  3. Step 3: Cross multiply
    167,363.83x = 230,876.68 × 106,870.87
  4. Step 4: Simplify right side
    167,363.83x = 24,673,989,965.57
  5. Step 5: Solve for x
    x = 24,673,989,965.57/167,363.83
  6. Step 6: Final answer
    x = 147,427.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.