Home / 197,420.58-296,099.89-64,299.71

Finding the Fourth Proportional to 197,420.58, 296,099.89 and 64,299.71

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Solution

The fourth proportional to 197,420.58, 296,099.89 and 64,299.71 is: 96,439.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,420.58 : 296,099.89 = 64,299.71 : x
  2. Step 2: Convert to fraction form
    197,420.58/296,099.89 = 64,299.71/x
  3. Step 3: Cross multiply
    197,420.58x = 296,099.89 × 64,299.71
  4. Step 4: Simplify right side
    197,420.58x = 19,039,137,058.03
  5. Step 5: Solve for x
    x = 19,039,137,058.03/197,420.58
  6. Step 6: Final answer
    x = 96,439.47

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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.