Home / 194,208.15-290,764.44-102,816.48

Finding the Fourth Proportional to 194,208.15, 290,764.44 and 102,816.48

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Solution

The fourth proportional to 194,208.15, 290,764.44 and 102,816.48 is: 153,934.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,208.15 : 290,764.44 = 102,816.48 : x
  2. Step 2: Convert to fraction form
    194,208.15/290,764.44 = 102,816.48/x
  3. Step 3: Cross multiply
    194,208.15x = 290,764.44 × 102,816.48
  4. Step 4: Simplify right side
    194,208.15x = 29,895,376,229.97
  5. Step 5: Solve for x
    x = 29,895,376,229.97/194,208.15
  6. Step 6: Final answer
    x = 153,934.72

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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.