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Finding the Fourth Proportional to 192,847.92, 266,153.90 and 116,410.92

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Solution

The fourth proportional to 192,847.92, 266,153.90 and 116,410.92 is: 160,661.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,847.92 : 266,153.90 = 116,410.92 : x
  2. Step 2: Convert to fraction form
    192,847.92/266,153.90 = 116,410.92/x
  3. Step 3: Cross multiply
    192,847.92x = 266,153.90 × 116,410.92
  4. Step 4: Simplify right side
    192,847.92x = 30,983,219,778.53
  5. Step 5: Solve for x
    x = 30,983,219,778.53/192,847.92
  6. Step 6: Final answer
    x = 160,661.42

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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.