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Finding the Fourth Proportional to 183,181.52, 274,866 and 87,227.36

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Solution

The fourth proportional to 183,181.52, 274,866 and 87,227.36 is: 130,885.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,181.52 : 274,866 = 87,227.36 : x
  2. Step 2: Convert to fraction form
    183,181.52/274,866 = 87,227.36/x
  3. Step 3: Cross multiply
    183,181.52x = 274,866 × 87,227.36
  4. Step 4: Simplify right side
    183,181.52x = 23,975,835,533.76
  5. Step 5: Solve for x
    x = 23,975,835,533.76/183,181.52
  6. Step 6: Final answer
    x = 130,885.67

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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.