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Finding the Fourth Proportional to 168,404, 232,397.54 and 92,952.52

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Solution

The fourth proportional to 168,404, 232,397.54 and 92,952.52 is: 128,274.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,404 : 232,397.54 = 92,952.52 : x
  2. Step 2: Convert to fraction form
    168,404/232,397.54 = 92,952.52/x
  3. Step 3: Cross multiply
    168,404x = 232,397.54 × 92,952.52
  4. Step 4: Simplify right side
    168,404x = 21,601,936,984.80
  5. Step 5: Solve for x
    x = 21,601,936,984.80/168,404
  6. Step 6: Final answer
    x = 128,274.49

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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.