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Finding the Fourth Proportional to 68,366.70, 102,550.05 and 44,747.10

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Solution

The fourth proportional to 68,366.70, 102,550.05 and 44,747.10 is: 67,120.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,366.70 : 102,550.05 = 44,747.10 : x
  2. Step 2: Convert to fraction form
    68,366.70/102,550.05 = 44,747.10/x
  3. Step 3: Cross multiply
    68,366.70x = 102,550.05 × 44,747.10
  4. Step 4: Simplify right side
    68,366.70x = 4,588,817,342.36
  5. Step 5: Solve for x
    x = 4,588,817,342.36/68,366.70
  6. Step 6: Final answer
    x = 67,120.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.