Home / 116,247.62-160,380.42-75,984.59

Finding the Fourth Proportional to 116,247.62, 160,380.42 and 75,984.59

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Solution

The fourth proportional to 116,247.62, 160,380.42 and 75,984.59 is: 104,831.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,247.62 : 160,380.42 = 75,984.59 : x
  2. Step 2: Convert to fraction form
    116,247.62/160,380.42 = 75,984.59/x
  3. Step 3: Cross multiply
    116,247.62x = 160,380.42 × 75,984.59
  4. Step 4: Simplify right side
    116,247.62x = 12,186,440,457.73
  5. Step 5: Solve for x
    x = 12,186,440,457.73/116,247.62
  6. Step 6: Final answer
    x = 104,831.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.