Home / 194,579.52-268,519.23-105,155.52

Finding the Fourth Proportional to 194,579.52, 268,519.23 and 105,155.52

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Solution

The fourth proportional to 194,579.52, 268,519.23 and 105,155.52 is: 145,114.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,579.52 : 268,519.23 = 105,155.52 : x
  2. Step 2: Convert to fraction form
    194,579.52/268,519.23 = 105,155.52/x
  3. Step 3: Cross multiply
    194,579.52x = 268,519.23 × 105,155.52
  4. Step 4: Simplify right side
    194,579.52x = 28,236,279,260.65
  5. Step 5: Solve for x
    x = 28,236,279,260.65/194,579.52
  6. Step 6: Final answer
    x = 145,114.34

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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.