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Finding the Fourth Proportional to 68,804.56, 94,951.38 and 38,596.60

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Solution

The fourth proportional to 68,804.56, 94,951.38 and 38,596.60 is: 53,263.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,804.56 : 94,951.38 = 38,596.60 : x
  2. Step 2: Convert to fraction form
    68,804.56/94,951.38 = 38,596.60/x
  3. Step 3: Cross multiply
    68,804.56x = 94,951.38 × 38,596.60
  4. Step 4: Simplify right side
    68,804.56x = 3,664,800,433.31
  5. Step 5: Solve for x
    x = 3,664,800,433.31/68,804.56
  6. Step 6: Final answer
    x = 53,263.92

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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.