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Finding the Fourth Proportional to 167,930, 251,641.08 and 101,296.08

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Solution

The fourth proportional to 167,930, 251,641.08 and 101,296.08 is: 151,790.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,930 : 251,641.08 = 101,296.08 : x
  2. Step 2: Convert to fraction form
    167,930/251,641.08 = 101,296.08/x
  3. Step 3: Cross multiply
    167,930x = 251,641.08 × 101,296.08
  4. Step 4: Simplify right side
    167,930x = 25,490,254,970.97
  5. Step 5: Solve for x
    x = 25,490,254,970.97/167,930
  6. Step 6: Final answer
    x = 151,790.95

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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.