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Finding the Fourth Proportional to 148,383.33, 204,655.95 and 127,722

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Solution

The fourth proportional to 148,383.33, 204,655.95 and 127,722 is: 176,159.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,383.33 : 204,655.95 = 127,722 : x
  2. Step 2: Convert to fraction form
    148,383.33/204,655.95 = 127,722/x
  3. Step 3: Cross multiply
    148,383.33x = 204,655.95 × 127,722
  4. Step 4: Simplify right side
    148,383.33x = 26,139,067,245.90
  5. Step 5: Solve for x
    x = 26,139,067,245.90/148,383.33
  6. Step 6: Final answer
    x = 176,159.06

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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.