Home / 66,517.17-91,789.98-37,832.94

Finding the Fourth Proportional to 66,517.17, 91,789.98 and 37,832.94

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Solution

The fourth proportional to 66,517.17, 91,789.98 and 37,832.94 is: 52,207.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,517.17 : 91,789.98 = 37,832.94 : x
  2. Step 2: Convert to fraction form
    66,517.17/91,789.98 = 37,832.94/x
  3. Step 3: Cross multiply
    66,517.17x = 91,789.98 × 37,832.94
  4. Step 4: Simplify right side
    66,517.17x = 3,472,684,805.94
  5. Step 5: Solve for x
    x = 3,472,684,805.94/66,517.17
  6. Step 6: Final answer
    x = 52,207.34

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1.5x scale

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.