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Finding the Fourth Proportional to 169,458.65, 233,844.50 and 96,859.36

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Solution

The fourth proportional to 169,458.65, 233,844.50 and 96,859.36 is: 133,661.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,458.65 : 233,844.50 = 96,859.36 : x
  2. Step 2: Convert to fraction form
    169,458.65/233,844.50 = 96,859.36/x
  3. Step 3: Cross multiply
    169,458.65x = 233,844.50 × 96,859.36
  4. Step 4: Simplify right side
    169,458.65x = 22,650,028,609.52
  5. Step 5: Solve for x
    x = 22,650,028,609.52/169,458.65
  6. Step 6: Final answer
    x = 133,661.09

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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.