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Finding the Fourth Proportional to 68,047.04, 93,906.84 and 41,194.40

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Solution

The fourth proportional to 68,047.04, 93,906.84 and 41,194.40 is: 56,849.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,047.04 : 93,906.84 = 41,194.40 : x
  2. Step 2: Convert to fraction form
    68,047.04/93,906.84 = 41,194.40/x
  3. Step 3: Cross multiply
    68,047.04x = 93,906.84 × 41,194.40
  4. Step 4: Simplify right side
    68,047.04x = 3,868,435,929.70
  5. Step 5: Solve for x
    x = 3,868,435,929.70/68,047.04
  6. Step 6: Final answer
    x = 56,849.44

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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.