Home / 231,690.01-347,605.18-96,819.54

Finding the Fourth Proportional to 231,690.01, 347,605.18 and 96,819.54

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Solution

The fourth proportional to 231,690.01, 347,605.18 and 96,819.54 is: 145,258.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,690.01 : 347,605.18 = 96,819.54 : x
  2. Step 2: Convert to fraction form
    231,690.01/347,605.18 = 96,819.54/x
  3. Step 3: Cross multiply
    231,690.01x = 347,605.18 × 96,819.54
  4. Step 4: Simplify right side
    231,690.01x = 33,654,973,629.22
  5. Step 5: Solve for x
    x = 33,654,973,629.22/231,690.01
  6. Step 6: Final answer
    x = 145,258.63

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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.