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Finding the Fourth Proportional to 177,392, 244,801.28 and 97,904

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Solution

The fourth proportional to 177,392, 244,801.28 and 97,904 is: 135,107.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,392 : 244,801.28 = 97,904 : x
  2. Step 2: Convert to fraction form
    177,392/244,801.28 = 97,904/x
  3. Step 3: Cross multiply
    177,392x = 244,801.28 × 97,904
  4. Step 4: Simplify right side
    177,392x = 23,967,024,517.12
  5. Step 5: Solve for x
    x = 23,967,024,517.12/177,392
  6. Step 6: Final answer
    x = 135,107.70

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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.