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Finding the Fourth Proportional to 67,528.76, 101,288.26 and 29,581.88

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Solution

The fourth proportional to 67,528.76, 101,288.26 and 29,581.88 is: 44,370.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,528.76 : 101,288.26 = 29,581.88 : x
  2. Step 2: Convert to fraction form
    67,528.76/101,288.26 = 29,581.88/x
  3. Step 3: Cross multiply
    67,528.76x = 101,288.26 × 29,581.88
  4. Step 4: Simplify right side
    67,528.76x = 2,996,297,152.73
  5. Step 5: Solve for x
    x = 2,996,297,152.73/67,528.76
  6. Step 6: Final answer
    x = 44,370.68

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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.