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Finding the Fourth Proportional to 48,856.31, 73,300.04 and 21,834.47

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Solution

The fourth proportional to 48,856.31, 73,300.04 and 21,834.47 is: 32,758.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,856.31 : 73,300.04 = 21,834.47 : x
  2. Step 2: Convert to fraction form
    48,856.31/73,300.04 = 21,834.47/x
  3. Step 3: Cross multiply
    48,856.31x = 73,300.04 × 21,834.47
  4. Step 4: Simplify right side
    48,856.31x = 1,600,467,524.38
  5. Step 5: Solve for x
    x = 1,600,467,524.38/48,856.31
  6. Step 6: Final answer
    x = 32,758.67

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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.