Home / 197,966.70-296,950.05-57,729.90

Finding the Fourth Proportional to 197,966.70, 296,950.05 and 57,729.90

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Solution

The fourth proportional to 197,966.70, 296,950.05 and 57,729.90 is: 86,594.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,966.70 : 296,950.05 = 57,729.90 : x
  2. Step 2: Convert to fraction form
    197,966.70/296,950.05 = 57,729.90/x
  3. Step 3: Cross multiply
    197,966.70x = 296,950.05 × 57,729.90
  4. Step 4: Simplify right side
    197,966.70x = 17,142,896,691.50
  5. Step 5: Solve for x
    x = 17,142,896,691.50/197,966.70
  6. Step 6: Final answer
    x = 86,594.85

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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.