Home / 193,981.42-267,696.80-109,098.48

Finding the Fourth Proportional to 193,981.42, 267,696.80 and 109,098.48

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Solution

The fourth proportional to 193,981.42, 267,696.80 and 109,098.48 is: 150,557.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,981.42 : 267,696.80 = 109,098.48 : x
  2. Step 2: Convert to fraction form
    193,981.42/267,696.80 = 109,098.48/x
  3. Step 3: Cross multiply
    193,981.42x = 267,696.80 × 109,098.48
  4. Step 4: Simplify right side
    193,981.42x = 29,205,313,980.86
  5. Step 5: Solve for x
    x = 29,205,313,980.86/193,981.42
  6. Step 6: Final answer
    x = 150,557.27

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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.