Home / 194,944.75-269,024.57-105,520.75

Finding the Fourth Proportional to 194,944.75, 269,024.57 and 105,520.75

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Solution

The fourth proportional to 194,944.75, 269,024.57 and 105,520.75 is: 145,619.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,944.75 : 269,024.57 = 105,520.75 : x
  2. Step 2: Convert to fraction form
    194,944.75/269,024.57 = 105,520.75/x
  3. Step 3: Cross multiply
    194,944.75x = 269,024.57 × 105,520.75
  4. Step 4: Simplify right side
    194,944.75x = 28,387,674,394.83
  5. Step 5: Solve for x
    x = 28,387,674,394.83/194,944.75
  6. Step 6: Final answer
    x = 145,619.08

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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.