Home / 192,310.80-265,383.72-105,092.43

Finding the Fourth Proportional to 192,310.80, 265,383.72 and 105,092.43

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Solution

The fourth proportional to 192,310.80, 265,383.72 and 105,092.43 is: 145,024.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,310.80 : 265,383.72 = 105,092.43 : x
  2. Step 2: Convert to fraction form
    192,310.80/265,383.72 = 105,092.43/x
  3. Step 3: Cross multiply
    192,310.80x = 265,383.72 × 105,092.43
  4. Step 4: Simplify right side
    192,310.80x = 27,889,820,017.24
  5. Step 5: Solve for x
    x = 27,889,820,017.24/192,310.80
  6. Step 6: Final answer
    x = 145,024.72

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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.