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Finding the Fourth Proportional to 101,651.76, 152,591.04 and 59,581.44

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Solution

The fourth proportional to 101,651.76, 152,591.04 and 59,581.44 is: 89,438.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,651.76 : 152,591.04 = 59,581.44 : x
  2. Step 2: Convert to fraction form
    101,651.76/152,591.04 = 59,581.44/x
  3. Step 3: Cross multiply
    101,651.76x = 152,591.04 × 59,581.44
  4. Step 4: Simplify right side
    101,651.76x = 9,091,593,894.30
  5. Step 5: Solve for x
    x = 9,091,593,894.30/101,651.76
  6. Step 6: Final answer
    x = 89,438.63

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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.