Home / 239,960.22-359,984.07-120,079.86

Finding the Fourth Proportional to 239,960.22, 359,984.07 and 120,079.86

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Solution

The fourth proportional to 239,960.22, 359,984.07 and 120,079.86 is: 180,141.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,960.22 : 359,984.07 = 120,079.86 : x
  2. Step 2: Convert to fraction form
    239,960.22/359,984.07 = 120,079.86/x
  3. Step 3: Cross multiply
    239,960.22x = 359,984.07 × 120,079.86
  4. Step 4: Simplify right side
    239,960.22x = 43,226,836,727.83
  5. Step 5: Solve for x
    x = 43,226,836,727.83/239,960.22
  6. Step 6: Final answer
    x = 180,141.68

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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.