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Finding the Fourth Proportional to 177,388.80, 244,798.38 and 96,815.40

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Solution

The fourth proportional to 177,388.80, 244,798.38 and 96,815.40 is: 133,606.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,388.80 : 244,798.38 = 96,815.40 : x
  2. Step 2: Convert to fraction form
    177,388.80/244,798.38 = 96,815.40/x
  3. Step 3: Cross multiply
    177,388.80x = 244,798.38 × 96,815.40
  4. Step 4: Simplify right side
    177,388.80x = 23,700,253,079.05
  5. Step 5: Solve for x
    x = 23,700,253,079.05/177,388.80
  6. Step 6: Final answer
    x = 133,606.25

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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.