Home / 197,439.39-296,158.85-64,319.43

Finding the Fourth Proportional to 197,439.39, 296,158.85 and 64,319.43

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Solution

The fourth proportional to 197,439.39, 296,158.85 and 64,319.43 is: 96,479.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,439.39 : 296,158.85 = 64,319.43 : x
  2. Step 2: Convert to fraction form
    197,439.39/296,158.85 = 64,319.43/x
  3. Step 3: Cross multiply
    197,439.39x = 296,158.85 × 64,319.43
  4. Step 4: Simplify right side
    197,439.39x = 19,048,768,421.46
  5. Step 5: Solve for x
    x = 19,048,768,421.46/197,439.39
  6. Step 6: Final answer
    x = 96,479.07

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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.