Home / 325,831.80-488,824.20-101,180.64

Finding the Fourth Proportional to 325,831.80, 488,824.20 and 101,180.64

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Solution

The fourth proportional to 325,831.80, 488,824.20 and 101,180.64 is: 151,794.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,831.80 : 488,824.20 = 101,180.64 : x
  2. Step 2: Convert to fraction form
    325,831.80/488,824.20 = 101,180.64/x
  3. Step 3: Cross multiply
    325,831.80x = 488,824.20 × 101,180.64
  4. Step 4: Simplify right side
    325,831.80x = 49,459,545,403.49
  5. Step 5: Solve for x
    x = 49,459,545,403.49/325,831.80
  6. Step 6: Final answer
    x = 151,794.72

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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.