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Finding the Fourth Proportional to 193,881.44, 267,552.54 and 107,838.57

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Solution

The fourth proportional to 193,881.44, 267,552.54 and 107,838.57 is: 148,815.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,881.44 : 267,552.54 = 107,838.57 : x
  2. Step 2: Convert to fraction form
    193,881.44/267,552.54 = 107,838.57/x
  3. Step 3: Cross multiply
    193,881.44x = 267,552.54 × 107,838.57
  4. Step 4: Simplify right side
    193,881.44x = 28,852,483,313.47
  5. Step 5: Solve for x
    x = 28,852,483,313.47/193,881.44
  6. Step 6: Final answer
    x = 148,815.09

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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.