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Finding the Fourth Proportional to 68,165.30, 94,069.70 and 37,952.65

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Solution

The fourth proportional to 68,165.30, 94,069.70 and 37,952.65 is: 52,375.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,165.30 : 94,069.70 = 37,952.65 : x
  2. Step 2: Convert to fraction form
    68,165.30/94,069.70 = 37,952.65/x
  3. Step 3: Cross multiply
    68,165.30x = 94,069.70 × 37,952.65
  4. Step 4: Simplify right side
    68,165.30x = 3,570,194,683.33
  5. Step 5: Solve for x
    x = 3,570,194,683.33/68,165.30
  6. Step 6: Final answer
    x = 52,375.55

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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.