Home / 125,247.53-187,831.20-40,984.85

Finding the Fourth Proportional to 125,247.53, 187,831.20 and 40,984.85

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Solution

The fourth proportional to 125,247.53, 187,831.20 and 40,984.85 is: 61,464.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,247.53 : 187,831.20 = 40,984.85 : x
  2. Step 2: Convert to fraction form
    125,247.53/187,831.20 = 40,984.85/x
  3. Step 3: Cross multiply
    125,247.53x = 187,831.20 × 40,984.85
  4. Step 4: Simplify right side
    125,247.53x = 7,698,234,180.59
  5. Step 5: Solve for x
    x = 7,698,234,180.59/125,247.53
  6. Step 6: Final answer
    x = 61,464.16

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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.