Home / 247,631.75-371,429.46-79,106.82

Finding the Fourth Proportional to 247,631.75, 371,429.46 and 79,106.82

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Solution

The fourth proportional to 247,631.75, 371,429.46 and 79,106.82 is: 118,654.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,631.75 : 371,429.46 = 79,106.82 : x
  2. Step 2: Convert to fraction form
    247,631.75/371,429.46 = 79,106.82/x
  3. Step 3: Cross multiply
    247,631.75x = 371,429.46 × 79,106.82
  4. Step 4: Simplify right side
    247,631.75x = 29,382,604,131.35
  5. Step 5: Solve for x
    x = 29,382,604,131.35/247,631.75
  6. Step 6: Final answer
    x = 118,654.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.