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Finding the Fourth Proportional to 168,763.20, 232,893.45 and 92,282.64

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Solution

The fourth proportional to 168,763.20, 232,893.45 and 92,282.64 is: 127,350.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,763.20 : 232,893.45 = 92,282.64 : x
  2. Step 2: Convert to fraction form
    168,763.20/232,893.45 = 92,282.64/x
  3. Step 3: Cross multiply
    168,763.20x = 232,893.45 × 92,282.64
  4. Step 4: Simplify right side
    168,763.20x = 21,492,022,404.71
  5. Step 5: Solve for x
    x = 21,492,022,404.71/168,763.20
  6. Step 6: Final answer
    x = 127,350.17

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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.