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Finding the Fourth Proportional to 168,659.68, 253,137.10 and 93,864.28

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Solution

The fourth proportional to 168,659.68, 253,137.10 and 93,864.28 is: 140,878.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,659.68 : 253,137.10 = 93,864.28 : x
  2. Step 2: Convert to fraction form
    168,659.68/253,137.10 = 93,864.28/x
  3. Step 3: Cross multiply
    168,659.68x = 253,137.10 × 93,864.28
  4. Step 4: Simplify right side
    168,659.68x = 23,760,531,632.79
  5. Step 5: Solve for x
    x = 23,760,531,632.79/168,659.68
  6. Step 6: Final answer
    x = 140,878.55

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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.