Home / 197,920.14-296,943.09-64,770.12

Finding the Fourth Proportional to 197,920.14, 296,943.09 and 64,770.12

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Solution

The fourth proportional to 197,920.14, 296,943.09 and 64,770.12 is: 97,175.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,920.14 : 296,943.09 = 64,770.12 : x
  2. Step 2: Convert to fraction form
    197,920.14/296,943.09 = 64,770.12/x
  3. Step 3: Cross multiply
    197,920.14x = 296,943.09 × 64,770.12
  4. Step 4: Simplify right side
    197,920.14x = 19,233,039,572.47
  5. Step 5: Solve for x
    x = 19,233,039,572.47/197,920.14
  6. Step 6: Final answer
    x = 97,175.76

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1.5x scale

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.