Home / 195,105.79-292,658.81-54,864.42

Finding the Fourth Proportional to 195,105.79, 292,658.81 and 54,864.42

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Solution

The fourth proportional to 195,105.79, 292,658.81 and 54,864.42 is: 82,296.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,105.79 : 292,658.81 = 54,864.42 : x
  2. Step 2: Convert to fraction form
    195,105.79/292,658.81 = 54,864.42/x
  3. Step 3: Cross multiply
    195,105.79x = 292,658.81 × 54,864.42
  4. Step 4: Simplify right side
    195,105.79x = 16,056,555,868.54
  5. Step 5: Solve for x
    x = 16,056,555,868.54/195,105.79
  6. Step 6: Final answer
    x = 82,296.67

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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.