Home / 197,639.87-296,755.02-194,687.42

Finding the Fourth Proportional to 197,639.87, 296,755.02 and 194,687.42

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Solution

The fourth proportional to 197,639.87, 296,755.02 and 194,687.42 is: 292,321.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,639.87 : 296,755.02 = 194,687.42 : x
  2. Step 2: Convert to fraction form
    197,639.87/296,755.02 = 194,687.42/x
  3. Step 3: Cross multiply
    197,639.87x = 296,755.02 × 194,687.42
  4. Step 4: Simplify right side
    197,639.87x = 57,774,467,732.07
  5. Step 5: Solve for x
    x = 57,774,467,732.07/197,639.87
  6. Step 6: Final answer
    x = 292,321.93

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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.