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Finding the Fourth Proportional to 192,644.56, 265,877.70 and 110,957.11

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Solution

The fourth proportional to 192,644.56, 265,877.70 and 110,957.11 is: 153,137.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,644.56 : 265,877.70 = 110,957.11 : x
  2. Step 2: Convert to fraction form
    192,644.56/265,877.70 = 110,957.11/x
  3. Step 3: Cross multiply
    192,644.56x = 265,877.70 × 110,957.11
  4. Step 4: Simplify right side
    192,644.56x = 29,501,021,205.45
  5. Step 5: Solve for x
    x = 29,501,021,205.45/192,644.56
  6. Step 6: Final answer
    x = 153,137.06

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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.