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Finding the Fourth Proportional to 192,833.52, 266,111.29 and 106,795.32

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Solution

The fourth proportional to 192,833.52, 266,111.29 and 106,795.32 is: 147,378.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,833.52 : 266,111.29 = 106,795.32 : x
  2. Step 2: Convert to fraction form
    192,833.52/266,111.29 = 106,795.32/x
  3. Step 3: Cross multiply
    192,833.52x = 266,111.29 × 106,795.32
  4. Step 4: Simplify right side
    192,833.52x = 28,419,440,371.16
  5. Step 5: Solve for x
    x = 28,419,440,371.16/192,833.52
  6. Step 6: Final answer
    x = 147,378.11

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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.