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Finding the Fourth Proportional to 192,102.94, 264,855.57 and 157,520.24

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Solution

The fourth proportional to 192,102.94, 264,855.57 and 157,520.24 is: 217,175.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,102.94 : 264,855.57 = 157,520.24 : x
  2. Step 2: Convert to fraction form
    192,102.94/264,855.57 = 157,520.24/x
  3. Step 3: Cross multiply
    192,102.94x = 264,855.57 × 157,520.24
  4. Step 4: Simplify right side
    192,102.94x = 41,720,114,405.83
  5. Step 5: Solve for x
    x = 41,720,114,405.83/192,102.94
  6. Step 6: Final answer
    x = 217,175.82

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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.