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Finding the Fourth Proportional to 168,274.17, 252,382.08 and 43,615.17

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Solution

The fourth proportional to 168,274.17, 252,382.08 and 43,615.17 is: 65,415.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,274.17 : 252,382.08 = 43,615.17 : x
  2. Step 2: Convert to fraction form
    168,274.17/252,382.08 = 43,615.17/x
  3. Step 3: Cross multiply
    168,274.17x = 252,382.08 × 43,615.17
  4. Step 4: Simplify right side
    168,274.17x = 11,007,687,324.15
  5. Step 5: Solve for x
    x = 11,007,687,324.15/168,274.17
  6. Step 6: Final answer
    x = 65,415.19

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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.