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Finding the Fourth Proportional to 89,344.70, 134,049.81 and 36,758.30

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Solution

The fourth proportional to 89,344.70, 134,049.81 and 36,758.30 is: 55,150.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,344.70 : 134,049.81 = 36,758.30 : x
  2. Step 2: Convert to fraction form
    89,344.70/134,049.81 = 36,758.30/x
  3. Step 3: Cross multiply
    89,344.70x = 134,049.81 × 36,758.30
  4. Step 4: Simplify right side
    89,344.70x = 4,927,443,130.92
  5. Step 5: Solve for x
    x = 4,927,443,130.92/89,344.70
  6. Step 6: Final answer
    x = 55,150.93

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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.