Home / 192,513.30-265,654.86-111,935.12

Finding the Fourth Proportional to 192,513.30, 265,654.86 and 111,935.12

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Solution

The fourth proportional to 192,513.30, 265,654.86 and 111,935.12 is: 154,462.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,513.30 : 265,654.86 = 111,935.12 : x
  2. Step 2: Convert to fraction form
    192,513.30/265,654.86 = 111,935.12/x
  3. Step 3: Cross multiply
    192,513.30x = 265,654.86 × 111,935.12
  4. Step 4: Simplify right side
    192,513.30x = 29,736,107,304.41
  5. Step 5: Solve for x
    x = 29,736,107,304.41/192,513.30
  6. Step 6: Final answer
    x = 154,462.61

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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.