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Finding the Fourth Proportional to 167,296.54, 230,853.86 and 99,301.90

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Solution

The fourth proportional to 167,296.54, 230,853.86 and 99,301.90 is: 137,027.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,296.54 : 230,853.86 = 99,301.90 : x
  2. Step 2: Convert to fraction form
    167,296.54/230,853.86 = 99,301.90/x
  3. Step 3: Cross multiply
    167,296.54x = 230,853.86 × 99,301.90
  4. Step 4: Simplify right side
    167,296.54x = 22,924,226,920.33
  5. Step 5: Solve for x
    x = 22,924,226,920.33/167,296.54
  6. Step 6: Final answer
    x = 137,027.50

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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.