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Finding the Fourth Proportional to 177,054.78, 244,329.40 and 96,480.68

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Solution

The fourth proportional to 177,054.78, 244,329.40 and 96,480.68 is: 133,139.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,054.78 : 244,329.40 = 96,480.68 : x
  2. Step 2: Convert to fraction form
    177,054.78/244,329.40 = 96,480.68/x
  3. Step 3: Cross multiply
    177,054.78x = 244,329.40 × 96,480.68
  4. Step 4: Simplify right side
    177,054.78x = 23,573,066,655.99
  5. Step 5: Solve for x
    x = 23,573,066,655.99/177,054.78
  6. Step 6: Final answer
    x = 133,139.96

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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.