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Finding the Fourth Proportional to 62,468.72, 86,248.44 and 36,983.36

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Solution

The fourth proportional to 62,468.72, 86,248.44 and 36,983.36 is: 51,061.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,468.72 : 86,248.44 = 36,983.36 : x
  2. Step 2: Convert to fraction form
    62,468.72/86,248.44 = 36,983.36/x
  3. Step 3: Cross multiply
    62,468.72x = 86,248.44 × 36,983.36
  4. Step 4: Simplify right side
    62,468.72x = 3,189,757,105.96
  5. Step 5: Solve for x
    x = 3,189,757,105.96/62,468.72
  6. Step 6: Final answer
    x = 51,061.67

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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.