Home / 194,821.80-292,235.58-54,571.56

Finding the Fourth Proportional to 194,821.80, 292,235.58 and 54,571.56

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Solution

The fourth proportional to 194,821.80, 292,235.58 and 54,571.56 is: 81,858.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,821.80 : 292,235.58 = 54,571.56 : x
  2. Step 2: Convert to fraction form
    194,821.80/292,235.58 = 54,571.56/x
  3. Step 3: Cross multiply
    194,821.80x = 292,235.58 × 54,571.56
  4. Step 4: Simplify right side
    194,821.80x = 15,947,751,488.10
  5. Step 5: Solve for x
    x = 15,947,751,488.10/194,821.80
  6. Step 6: Final answer
    x = 81,858.15

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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.