Home / 133,222.46-198,861.75-116,407.13

Finding the Fourth Proportional to 133,222.46, 198,861.75 and 116,407.13

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Solution

The fourth proportional to 133,222.46, 198,861.75 and 116,407.13 is: 173,761.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,222.46 : 198,861.75 = 116,407.13 : x
  2. Step 2: Convert to fraction form
    133,222.46/198,861.75 = 116,407.13/x
  3. Step 3: Cross multiply
    133,222.46x = 198,861.75 × 116,407.13
  4. Step 4: Simplify right side
    133,222.46x = 23,148,924,589.97
  5. Step 5: Solve for x
    x = 23,148,924,589.97/133,222.46
  6. Step 6: Final answer
    x = 173,761.43

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.