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Finding the Fourth Proportional to 66,323.66, 91,524.37 and 36,108.46

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Solution

The fourth proportional to 66,323.66, 91,524.37 and 36,108.46 is: 49,828.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,323.66 : 91,524.37 = 36,108.46 : x
  2. Step 2: Convert to fraction form
    66,323.66/91,524.37 = 36,108.46/x
  3. Step 3: Cross multiply
    66,323.66x = 91,524.37 × 36,108.46
  4. Step 4: Simplify right side
    66,323.66x = 3,304,804,053.17
  5. Step 5: Solve for x
    x = 3,304,804,053.17/66,323.66
  6. Step 6: Final answer
    x = 49,828.43

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.