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Finding the Fourth Proportional to 68,245.48, 94,174.87 and 37,612.49

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Solution

The fourth proportional to 68,245.48, 94,174.87 and 37,612.49 is: 51,903.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,245.48 : 94,174.87 = 37,612.49 : x
  2. Step 2: Convert to fraction form
    68,245.48/94,174.87 = 37,612.49/x
  3. Step 3: Cross multiply
    68,245.48x = 94,174.87 × 37,612.49
  4. Step 4: Simplify right side
    68,245.48x = 3,542,151,356.13
  5. Step 5: Solve for x
    x = 3,542,151,356.13/68,245.48
  6. Step 6: Final answer
    x = 51,903.09

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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.