Home / 197,905.68-296,821.76-57,630.96

Finding the Fourth Proportional to 197,905.68, 296,821.76 and 57,630.96

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Solution

The fourth proportional to 197,905.68, 296,821.76 and 57,630.96 is: 86,435.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,905.68 : 296,821.76 = 57,630.96 : x
  2. Step 2: Convert to fraction form
    197,905.68/296,821.76 = 57,630.96/x
  3. Step 3: Cross multiply
    197,905.68x = 296,821.76 × 57,630.96
  4. Step 4: Simplify right side
    197,905.68x = 17,106,122,977.69
  5. Step 5: Solve for x
    x = 17,106,122,977.69/197,905.68
  6. Step 6: Final answer
    x = 86,435.74

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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.