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Finding the Fourth Proportional to 68,359.75, 94,334.22 and 37,313.80

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Solution

The fourth proportional to 68,359.75, 94,334.22 and 37,313.80 is: 51,491.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,359.75 : 94,334.22 = 37,313.80 : x
  2. Step 2: Convert to fraction form
    68,359.75/94,334.22 = 37,313.80/x
  3. Step 3: Cross multiply
    68,359.75x = 94,334.22 × 37,313.80
  4. Step 4: Simplify right side
    68,359.75x = 3,519,967,982.40
  5. Step 5: Solve for x
    x = 3,519,967,982.40/68,359.75
  6. Step 6: Final answer
    x = 51,491.82

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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.