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Finding the Fourth Proportional to 192,100.52, 265,065.42 and 111,509.96

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Solution

The fourth proportional to 192,100.52, 265,065.42 and 111,509.96 is: 153,864.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,100.52 : 265,065.42 = 111,509.96 : x
  2. Step 2: Convert to fraction form
    192,100.52/265,065.42 = 111,509.96/x
  3. Step 3: Cross multiply
    192,100.52x = 265,065.42 × 111,509.96
  4. Step 4: Simplify right side
    192,100.52x = 29,557,434,381.58
  5. Step 5: Solve for x
    x = 29,557,434,381.58/192,100.52
  6. Step 6: Final answer
    x = 153,864.42

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.