Home / 283,831.50-425,747.25-115,443.44

Finding the Fourth Proportional to 283,831.50, 425,747.25 and 115,443.44

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Solution

The fourth proportional to 283,831.50, 425,747.25 and 115,443.44 is: 173,165.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,831.50 : 425,747.25 = 115,443.44 : x
  2. Step 2: Convert to fraction form
    283,831.50/425,747.25 = 115,443.44/x
  3. Step 3: Cross multiply
    283,831.50x = 425,747.25 × 115,443.44
  4. Step 4: Simplify right side
    283,831.50x = 49,149,724,981.80
  5. Step 5: Solve for x
    x = 49,149,724,981.80/283,831.50
  6. Step 6: Final answer
    x = 173,165.15

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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.