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Finding the Fourth Proportional to 62,888.81, 86,792.92 and 36,034.88

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Solution

The fourth proportional to 62,888.81, 86,792.92 and 36,034.88 is: 49,731.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,888.81 : 86,792.92 = 36,034.88 : x
  2. Step 2: Convert to fraction form
    62,888.81/86,792.92 = 36,034.88/x
  3. Step 3: Cross multiply
    62,888.81x = 86,792.92 × 36,034.88
  4. Step 4: Simplify right side
    62,888.81x = 3,127,571,933.00
  5. Step 5: Solve for x
    x = 3,127,571,933.00/62,888.81
  6. Step 6: Final answer
    x = 49,731.78

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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.