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Finding the Fourth Proportional to 57,899.25, 86,994.09 and 36,848.39

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Solution

The fourth proportional to 57,899.25, 86,994.09 and 36,848.39 is: 55,365.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,899.25 : 86,994.09 = 36,848.39 : x
  2. Step 2: Convert to fraction form
    57,899.25/86,994.09 = 36,848.39/x
  3. Step 3: Cross multiply
    57,899.25x = 86,994.09 × 36,848.39
  4. Step 4: Simplify right side
    57,899.25x = 3,205,591,721.04
  5. Step 5: Solve for x
    x = 3,205,591,721.04/57,899.25
  6. Step 6: Final answer
    x = 55,365.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.