Home / 169,789.08-234,310.32-106,163.76

Finding the Fourth Proportional to 169,789.08, 234,310.32 and 106,163.76

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Solution

The fourth proportional to 169,789.08, 234,310.32 and 106,163.76 is: 146,506.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,789.08 : 234,310.32 = 106,163.76 : x
  2. Step 2: Convert to fraction form
    169,789.08/234,310.32 = 106,163.76/x
  3. Step 3: Cross multiply
    169,789.08x = 234,310.32 × 106,163.76
  4. Step 4: Simplify right side
    169,789.08x = 24,875,264,578.00
  5. Step 5: Solve for x
    x = 24,875,264,578.00/169,789.08
  6. Step 6: Final answer
    x = 146,506.86

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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.