Home / 94,912.82-131,012.68-54,642.63

Finding the Fourth Proportional to 94,912.82, 131,012.68 and 54,642.63

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Solution

The fourth proportional to 94,912.82, 131,012.68 and 54,642.63 is: 75,425.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,912.82 : 131,012.68 = 54,642.63 : x
  2. Step 2: Convert to fraction form
    94,912.82/131,012.68 = 54,642.63/x
  3. Step 3: Cross multiply
    94,912.82x = 131,012.68 × 54,642.63
  4. Step 4: Simplify right side
    94,912.82x = 7,158,877,589.47
  5. Step 5: Solve for x
    x = 7,158,877,589.47/94,912.82
  6. Step 6: Final answer
    x = 75,425.82

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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.