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Finding the Fourth Proportional to 168,396.62, 232,385.85 and 92,943.50

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Solution

The fourth proportional to 168,396.62, 232,385.85 and 92,943.50 is: 128,261.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,396.62 : 232,385.85 = 92,943.50 : x
  2. Step 2: Convert to fraction form
    168,396.62/232,385.85 = 92,943.50/x
  3. Step 3: Cross multiply
    168,396.62x = 232,385.85 × 92,943.50
  4. Step 4: Simplify right side
    168,396.62x = 21,598,754,249.48
  5. Step 5: Solve for x
    x = 21,598,754,249.48/168,396.62
  6. Step 6: Final answer
    x = 128,261.21

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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.