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Finding the Fourth Proportional to 114,863.92, 172,262.60 and 44,727.60

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Solution

The fourth proportional to 114,863.92, 172,262.60 and 44,727.60 is: 67,078.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,863.92 : 172,262.60 = 44,727.60 : x
  2. Step 2: Convert to fraction form
    114,863.92/172,262.60 = 44,727.60/x
  3. Step 3: Cross multiply
    114,863.92x = 172,262.60 × 44,727.60
  4. Step 4: Simplify right side
    114,863.92x = 7,704,892,667.76
  5. Step 5: Solve for x
    x = 7,704,892,667.76/114,863.92
  6. Step 6: Final answer
    x = 67,078.44

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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.