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Finding the Fourth Proportional to 192,337.65, 265,462.61 and 126,811.41

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Solution

The fourth proportional to 192,337.65, 265,462.61 and 126,811.41 is: 175,023.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,337.65 : 265,462.61 = 126,811.41 : x
  2. Step 2: Convert to fraction form
    192,337.65/265,462.61 = 126,811.41/x
  3. Step 3: Cross multiply
    192,337.65x = 265,462.61 × 126,811.41
  4. Step 4: Simplify right side
    192,337.65x = 33,663,687,242.32
  5. Step 5: Solve for x
    x = 33,663,687,242.32/192,337.65
  6. Step 6: Final answer
    x = 175,023.91

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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.