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Finding the Fourth Proportional to 192,653.40, 265,851 and 107,754.06

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Solution

The fourth proportional to 192,653.40, 265,851 and 107,754.06 is: 148,694.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,653.40 : 265,851 = 107,754.06 : x
  2. Step 2: Convert to fraction form
    192,653.40/265,851 = 107,754.06/x
  3. Step 3: Cross multiply
    192,653.40x = 265,851 × 107,754.06
  4. Step 4: Simplify right side
    192,653.40x = 28,646,524,605.06
  5. Step 5: Solve for x
    x = 28,646,524,605.06/192,653.40
  6. Step 6: Final answer
    x = 148,694.62

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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.