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Finding the Fourth Proportional to 65,653, 90,604.42 and 37,361.32

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Solution

The fourth proportional to 65,653, 90,604.42 and 37,361.32 is: 51,560.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,653 : 90,604.42 = 37,361.32 : x
  2. Step 2: Convert to fraction form
    65,653/90,604.42 = 37,361.32/x
  3. Step 3: Cross multiply
    65,653x = 90,604.42 × 37,361.32
  4. Step 4: Simplify right side
    65,653x = 3,385,100,729.03
  5. Step 5: Solve for x
    x = 3,385,100,729.03/65,653
  6. Step 6: Final answer
    x = 51,560.49

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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.