Home / 96,815.75-145,251.26-30,256.83

Finding the Fourth Proportional to 96,815.75, 145,251.26 and 30,256.83

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Solution

The fourth proportional to 96,815.75, 145,251.26 and 30,256.83 is: 45,393.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,815.75 : 145,251.26 = 30,256.83 : x
  2. Step 2: Convert to fraction form
    96,815.75/145,251.26 = 30,256.83/x
  3. Step 3: Cross multiply
    96,815.75x = 145,251.26 × 30,256.83
  4. Step 4: Simplify right side
    96,815.75x = 4,394,842,529.82
  5. Step 5: Solve for x
    x = 4,394,842,529.82/96,815.75
  6. Step 6: Final answer
    x = 45,393.88

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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.