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Finding the Fourth Proportional to 251,253.44, 376,882.32 and 73,763.36

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Solution

The fourth proportional to 251,253.44, 376,882.32 and 73,763.36 is: 110,645.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,253.44 : 376,882.32 = 73,763.36 : x
  2. Step 2: Convert to fraction form
    251,253.44/376,882.32 = 73,763.36/x
  3. Step 3: Cross multiply
    251,253.44x = 376,882.32 × 73,763.36
  4. Step 4: Simplify right side
    251,253.44x = 27,800,106,247.80
  5. Step 5: Solve for x
    x = 27,800,106,247.80/251,253.44
  6. Step 6: Final answer
    x = 110,645.67

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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.