Home / 94,989.06-131,073.57-54,715.95

Finding the Fourth Proportional to 94,989.06, 131,073.57 and 54,715.95

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Solution

The fourth proportional to 94,989.06, 131,073.57 and 54,715.95 is: 75,501.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,989.06 : 131,073.57 = 54,715.95 : x
  2. Step 2: Convert to fraction form
    94,989.06/131,073.57 = 54,715.95/x
  3. Step 3: Cross multiply
    94,989.06x = 131,073.57 × 54,715.95
  4. Step 4: Simplify right side
    94,989.06x = 7,171,814,902.44
  5. Step 5: Solve for x
    x = 7,171,814,902.44/94,989.06
  6. Step 6: Final answer
    x = 75,501.48

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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.