Home / 178,258.23-246,003.15-101,789.79

Finding the Fourth Proportional to 178,258.23, 246,003.15 and 101,789.79

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Solution

The fourth proportional to 178,258.23, 246,003.15 and 101,789.79 is: 140,473.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,258.23 : 246,003.15 = 101,789.79 : x
  2. Step 2: Convert to fraction form
    178,258.23/246,003.15 = 101,789.79/x
  3. Step 3: Cross multiply
    178,258.23x = 246,003.15 × 101,789.79
  4. Step 4: Simplify right side
    178,258.23x = 25,040,608,977.84
  5. Step 5: Solve for x
    x = 25,040,608,977.84/178,258.23
  6. Step 6: Final answer
    x = 140,473.79

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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.