Home / 197,439.14-296,158.47-64,319.18

Finding the Fourth Proportional to 197,439.14, 296,158.47 and 64,319.18

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Solution

The fourth proportional to 197,439.14, 296,158.47 and 64,319.18 is: 96,478.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,439.14 : 296,158.47 = 64,319.18 : x
  2. Step 2: Convert to fraction form
    197,439.14/296,158.47 = 64,319.18/x
  3. Step 3: Cross multiply
    197,439.14x = 296,158.47 × 64,319.18
  4. Step 4: Simplify right side
    197,439.14x = 19,048,669,940.45
  5. Step 5: Solve for x
    x = 19,048,669,940.45/197,439.14
  6. Step 6: Final answer
    x = 96,478.69

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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.