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Finding the Fourth Proportional to 177,224.92, 244,584.95 and 100,768.01

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Solution

The fourth proportional to 177,224.92, 244,584.95 and 100,768.01 is: 139,068.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,224.92 : 244,584.95 = 100,768.01 : x
  2. Step 2: Convert to fraction form
    177,224.92/244,584.95 = 100,768.01/x
  3. Step 3: Cross multiply
    177,224.92x = 244,584.95 × 100,768.01
  4. Step 4: Simplify right side
    177,224.92x = 24,646,336,960.68
  5. Step 5: Solve for x
    x = 24,646,336,960.68/177,224.92
  6. Step 6: Final answer
    x = 139,068.12

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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.