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Finding the Fourth Proportional to 101,959.84, 152,855.52 and 44,993.20

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Solution

The fourth proportional to 101,959.84, 152,855.52 and 44,993.20 is: 67,452.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,959.84 : 152,855.52 = 44,993.20 : x
  2. Step 2: Convert to fraction form
    101,959.84/152,855.52 = 44,993.20/x
  3. Step 3: Cross multiply
    101,959.84x = 152,855.52 × 44,993.20
  4. Step 4: Simplify right side
    101,959.84x = 6,877,458,982.46
  5. Step 5: Solve for x
    x = 6,877,458,982.46/101,959.84
  6. Step 6: Final answer
    x = 67,452.63

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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.