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Finding the Fourth Proportional to 62,592, 86,376.96 and 36,096

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Solution

The fourth proportional to 62,592, 86,376.96 and 36,096 is: 49,812.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,592 : 86,376.96 = 36,096 : x
  2. Step 2: Convert to fraction form
    62,592/86,376.96 = 36,096/x
  3. Step 3: Cross multiply
    62,592x = 86,376.96 × 36,096
  4. Step 4: Simplify right side
    62,592x = 3,117,862,748.16
  5. Step 5: Solve for x
    x = 3,117,862,748.16/62,592
  6. Step 6: Final answer
    x = 49,812.48

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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.