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Finding the Fourth Proportional to 68,367.52, 94,353.72 and 41,503.92

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Solution

The fourth proportional to 68,367.52, 94,353.72 and 41,503.92 is: 57,279.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,367.52 : 94,353.72 = 41,503.92 : x
  2. Step 2: Convert to fraction form
    68,367.52/94,353.72 = 41,503.92/x
  3. Step 3: Cross multiply
    68,367.52x = 94,353.72 × 41,503.92
  4. Step 4: Simplify right side
    68,367.52x = 3,916,049,246.58
  5. Step 5: Solve for x
    x = 3,916,049,246.58/68,367.52
  6. Step 6: Final answer
    x = 57,279.38

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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.