Home / 264,814.20-396,962.10-106,831.80

Finding the Fourth Proportional to 264,814.20, 396,962.10 and 106,831.80

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Solution

The fourth proportional to 264,814.20, 396,962.10 and 106,831.80 is: 160,143.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,814.20 : 396,962.10 = 106,831.80 : x
  2. Step 2: Convert to fraction form
    264,814.20/396,962.10 = 106,831.80/x
  3. Step 3: Cross multiply
    264,814.20x = 396,962.10 × 106,831.80
  4. Step 4: Simplify right side
    264,814.20x = 42,408,175,674.78
  5. Step 5: Solve for x
    x = 42,408,175,674.78/264,814.20
  6. Step 6: Final answer
    x = 160,143.13

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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.