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Finding the Fourth Proportional to 177,055.78, 244,330.78 and 96,481.68

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Solution

The fourth proportional to 177,055.78, 244,330.78 and 96,481.68 is: 133,141.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,055.78 : 244,330.78 = 96,481.68 : x
  2. Step 2: Convert to fraction form
    177,055.78/244,330.78 = 96,481.68/x
  3. Step 3: Cross multiply
    177,055.78x = 244,330.78 × 96,481.68
  4. Step 4: Simplify right side
    177,055.78x = 23,573,444,130.11
  5. Step 5: Solve for x
    x = 23,573,444,130.11/177,055.78
  6. Step 6: Final answer
    x = 133,141.34

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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.