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Finding the Fourth Proportional to 96,525.42, 144,591.03 and 49,679.88

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Solution

The fourth proportional to 96,525.42, 144,591.03 and 49,679.88 is: 74,418.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,525.42 : 144,591.03 = 49,679.88 : x
  2. Step 2: Convert to fraction form
    96,525.42/144,591.03 = 49,679.88/x
  3. Step 3: Cross multiply
    96,525.42x = 144,591.03 × 49,679.88
  4. Step 4: Simplify right side
    96,525.42x = 7,183,265,019.48
  5. Step 5: Solve for x
    x = 7,183,265,019.48/96,525.42
  6. Step 6: Final answer
    x = 74,418.38

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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.