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Finding the Fourth Proportional to 193,522.84, 267,043.26 and 108,623.32

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Solution

The fourth proportional to 193,522.84, 267,043.26 and 108,623.32 is: 149,889.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,522.84 : 267,043.26 = 108,623.32 : x
  2. Step 2: Convert to fraction form
    193,522.84/267,043.26 = 108,623.32/x
  3. Step 3: Cross multiply
    193,522.84x = 267,043.26 × 108,623.32
  4. Step 4: Simplify right side
    193,522.84x = 29,007,125,484.82
  5. Step 5: Solve for x
    x = 29,007,125,484.82/193,522.84
  6. Step 6: Final answer
    x = 149,889.93

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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.