Home / 169,640.90-252,601.92-163,579.14

Finding the Fourth Proportional to 169,640.90, 252,601.92 and 163,579.14

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Solution

The fourth proportional to 169,640.90, 252,601.92 and 163,579.14 is: 243,575.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,640.90 : 252,601.92 = 163,579.14 : x
  2. Step 2: Convert to fraction form
    169,640.90/252,601.92 = 163,579.14/x
  3. Step 3: Cross multiply
    169,640.90x = 252,601.92 × 163,579.14
  4. Step 4: Simplify right side
    169,640.90x = 41,320,404,835.95
  5. Step 5: Solve for x
    x = 41,320,404,835.95/169,640.90
  6. Step 6: Final answer
    x = 243,575.73

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.