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Finding the Fourth Proportional to 177,368.75, 244,766.58 and 108,435.20

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Solution

The fourth proportional to 177,368.75, 244,766.58 and 108,435.20 is: 149,639.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,368.75 : 244,766.58 = 108,435.20 : x
  2. Step 2: Convert to fraction form
    177,368.75/244,766.58 = 108,435.20/x
  3. Step 3: Cross multiply
    177,368.75x = 244,766.58 × 108,435.20
  4. Step 4: Simplify right side
    177,368.75x = 26,541,313,028.48
  5. Step 5: Solve for x
    x = 26,541,313,028.48/177,368.75
  6. Step 6: Final answer
    x = 149,639.17

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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.