Home / 194,622.24-268,579.08-105,198.24

Finding the Fourth Proportional to 194,622.24, 268,579.08 and 105,198.24

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Solution

The fourth proportional to 194,622.24, 268,579.08 and 105,198.24 is: 145,173.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,622.24 : 268,579.08 = 105,198.24 : x
  2. Step 2: Convert to fraction form
    194,622.24/268,579.08 = 105,198.24/x
  3. Step 3: Cross multiply
    194,622.24x = 268,579.08 × 105,198.24
  4. Step 4: Simplify right side
    194,622.24x = 28,254,046,516.82
  5. Step 5: Solve for x
    x = 28,254,046,516.82/194,622.24
  6. Step 6: Final answer
    x = 145,173.78

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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.