Home / 66,033.84-91,142.52-37,755.96

Finding the Fourth Proportional to 66,033.84, 91,142.52 and 37,755.96

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Solution

The fourth proportional to 66,033.84, 91,142.52 and 37,755.96 is: 52,112.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,033.84 : 91,142.52 = 37,755.96 : x
  2. Step 2: Convert to fraction form
    66,033.84/91,142.52 = 37,755.96/x
  3. Step 3: Cross multiply
    66,033.84x = 91,142.52 × 37,755.96
  4. Step 4: Simplify right side
    66,033.84x = 3,441,173,339.42
  5. Step 5: Solve for x
    x = 3,441,173,339.42/66,033.84
  6. Step 6: Final answer
    x = 52,112.27

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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.