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Finding the Fourth Proportional to 62,896.51, 86,809.59 and 36,057.04

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Solution

The fourth proportional to 62,896.51, 86,809.59 and 36,057.04 is: 49,765.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,896.51 : 86,809.59 = 36,057.04 : x
  2. Step 2: Convert to fraction form
    62,896.51/86,809.59 = 36,057.04/x
  3. Step 3: Cross multiply
    62,896.51x = 86,809.59 × 36,057.04
  4. Step 4: Simplify right side
    62,896.51x = 3,130,096,859.01
  5. Step 5: Solve for x
    x = 3,130,096,859.01/62,896.51
  6. Step 6: Final answer
    x = 49,765.83

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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.