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Finding the Fourth Proportional to 168,422.94, 252,560.48 and 63,168.12

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Solution

The fourth proportional to 168,422.94, 252,560.48 and 63,168.12 is: 94,724.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,422.94 : 252,560.48 = 63,168.12 : x
  2. Step 2: Convert to fraction form
    168,422.94/252,560.48 = 63,168.12/x
  3. Step 3: Cross multiply
    168,422.94x = 252,560.48 × 63,168.12
  4. Step 4: Simplify right side
    168,422.94x = 15,953,770,392.06
  5. Step 5: Solve for x
    x = 15,953,770,392.06/168,422.94
  6. Step 6: Final answer
    x = 94,724.45

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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.