Home / 447,105.48-670,658.42-110,152.70

Finding the Fourth Proportional to 447,105.48, 670,658.42 and 110,152.70

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Solution

The fourth proportional to 447,105.48, 670,658.42 and 110,152.70 is: 165,229.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,105.48 : 670,658.42 = 110,152.70 : x
  2. Step 2: Convert to fraction form
    447,105.48/670,658.42 = 110,152.70/x
  3. Step 3: Cross multiply
    447,105.48x = 670,658.42 × 110,152.70
  4. Step 4: Simplify right side
    447,105.48x = 73,874,835,740.73
  5. Step 5: Solve for x
    x = 73,874,835,740.73/447,105.48
  6. Step 6: Final answer
    x = 165,229.10

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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.