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Finding the Fourth Proportional to 192,098.98, 265,121.67 and 107,233.66

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Solution

The fourth proportional to 192,098.98, 265,121.67 and 107,233.66 is: 147,996.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,098.98 : 265,121.67 = 107,233.66 : x
  2. Step 2: Convert to fraction form
    192,098.98/265,121.67 = 107,233.66/x
  3. Step 3: Cross multiply
    192,098.98x = 265,121.67 × 107,233.66
  4. Step 4: Simplify right side
    192,098.98x = 28,429,967,019.41
  5. Step 5: Solve for x
    x = 28,429,967,019.41/192,098.98
  6. Step 6: Final answer
    x = 147,996.45

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1.5x scale

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.