Home / 116,946.75-161,311.17-69,166.89

Finding the Fourth Proportional to 116,946.75, 161,311.17 and 69,166.89

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Solution

The fourth proportional to 116,946.75, 161,311.17 and 69,166.89 is: 95,405.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,946.75 : 161,311.17 = 69,166.89 : x
  2. Step 2: Convert to fraction form
    116,946.75/161,311.17 = 69,166.89/x
  3. Step 3: Cross multiply
    116,946.75x = 161,311.17 × 69,166.89
  4. Step 4: Simplify right side
    116,946.75x = 11,157,391,951.16
  5. Step 5: Solve for x
    x = 11,157,391,951.16/116,946.75
  6. Step 6: Final answer
    x = 95,405.75

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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.