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Finding the Fourth Proportional to 96,797.96, 145,203.34 and 25,719.56

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Solution

The fourth proportional to 96,797.96, 145,203.34 and 25,719.56 is: 38,581.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,797.96 : 145,203.34 = 25,719.56 : x
  2. Step 2: Convert to fraction form
    96,797.96/145,203.34 = 25,719.56/x
  3. Step 3: Cross multiply
    96,797.96x = 145,203.34 × 25,719.56
  4. Step 4: Simplify right side
    96,797.96x = 3,734,566,015.33
  5. Step 5: Solve for x
    x = 3,734,566,015.33/96,797.96
  6. Step 6: Final answer
    x = 38,581.04

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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.