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Finding the Fourth Proportional to 168,614.64, 232,662.96 and 96,997.68

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Solution

The fourth proportional to 168,614.64, 232,662.96 and 96,997.68 is: 133,842.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,614.64 : 232,662.96 = 96,997.68 : x
  2. Step 2: Convert to fraction form
    168,614.64/232,662.96 = 96,997.68/x
  3. Step 3: Cross multiply
    168,614.64x = 232,662.96 × 96,997.68
  4. Step 4: Simplify right side
    168,614.64x = 22,567,767,341.93
  5. Step 5: Solve for x
    x = 22,567,767,341.93/168,614.64
  6. Step 6: Final answer
    x = 133,842.28

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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.