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Finding the Fourth Proportional to 114,200.97, 157,593.28 and 63,213.79

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Solution

The fourth proportional to 114,200.97, 157,593.28 and 63,213.79 is: 87,232.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,200.97 : 157,593.28 = 63,213.79 : x
  2. Step 2: Convert to fraction form
    114,200.97/157,593.28 = 63,213.79/x
  3. Step 3: Cross multiply
    114,200.97x = 157,593.28 × 63,213.79
  4. Step 4: Simplify right side
    114,200.97x = 9,962,068,507.33
  5. Step 5: Solve for x
    x = 9,962,068,507.33/114,200.97
  6. Step 6: Final answer
    x = 87,232.78

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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.