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Finding the Fourth Proportional to 177,508.78, 244,993.78 and 104,908.70

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Solution

The fourth proportional to 177,508.78, 244,993.78 and 104,908.70 is: 144,792.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,508.78 : 244,993.78 = 104,908.70 : x
  2. Step 2: Convert to fraction form
    177,508.78/244,993.78 = 104,908.70/x
  3. Step 3: Cross multiply
    177,508.78x = 244,993.78 × 104,908.70
  4. Step 4: Simplify right side
    177,508.78x = 25,701,978,967.89
  5. Step 5: Solve for x
    x = 25,701,978,967.89/177,508.78
  6. Step 6: Final answer
    x = 144,792.72

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1.5x scale

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.