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Finding the Fourth Proportional to 177,896.97, 245,508.71 and 102,469.77

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Solution

The fourth proportional to 177,896.97, 245,508.71 and 102,469.77 is: 141,414.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,896.97 : 245,508.71 = 102,469.77 : x
  2. Step 2: Convert to fraction form
    177,896.97/245,508.71 = 102,469.77/x
  3. Step 3: Cross multiply
    177,896.97x = 245,508.71 × 102,469.77
  4. Step 4: Simplify right side
    177,896.97x = 25,157,220,534.35
  5. Step 5: Solve for x
    x = 25,157,220,534.35/177,896.97
  6. Step 6: Final answer
    x = 141,414.55

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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.