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Finding the Fourth Proportional to 39,237, 58,856.04 and 21,741

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Solution

The fourth proportional to 39,237, 58,856.04 and 21,741 is: 32,611.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,237 : 58,856.04 = 21,741 : x
  2. Step 2: Convert to fraction form
    39,237/58,856.04 = 21,741/x
  3. Step 3: Cross multiply
    39,237x = 58,856.04 × 21,741
  4. Step 4: Simplify right side
    39,237x = 1,279,589,165.64
  5. Step 5: Solve for x
    x = 1,279,589,165.64/39,237
  6. Step 6: Final answer
    x = 32,611.80

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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.