Home / 293,188.41-439,782.61-82,831.82

Finding the Fourth Proportional to 293,188.41, 439,782.61 and 82,831.82

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Solution

The fourth proportional to 293,188.41, 439,782.61 and 82,831.82 is: 124,247.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,188.41 : 439,782.61 = 82,831.82 : x
  2. Step 2: Convert to fraction form
    293,188.41/439,782.61 = 82,831.82/x
  3. Step 3: Cross multiply
    293,188.41x = 439,782.61 × 82,831.82
  4. Step 4: Simplify right side
    293,188.41x = 36,427,991,584.66
  5. Step 5: Solve for x
    x = 36,427,991,584.66/293,188.41
  6. Step 6: Final answer
    x = 124,247.72

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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.