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Finding the Fourth Proportional to 63,758.04, 87,984.54 and 36,896.82

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Solution

The fourth proportional to 63,758.04, 87,984.54 and 36,896.82 is: 50,916.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,758.04 : 87,984.54 = 36,896.82 : x
  2. Step 2: Convert to fraction form
    63,758.04/87,984.54 = 36,896.82/x
  3. Step 3: Cross multiply
    63,758.04x = 87,984.54 × 36,896.82
  4. Step 4: Simplify right side
    63,758.04x = 3,246,349,735.16
  5. Step 5: Solve for x
    x = 3,246,349,735.16/63,758.04
  6. Step 6: Final answer
    x = 50,916.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.