Home / 76,961.00-115,458.82-27,044.55

Finding the Fourth Proportional to 76,961.00, 115,458.82 and 27,044.55

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Solution

The fourth proportional to 76,961.00, 115,458.82 and 27,044.55 is: 40,572.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,961.00 : 115,458.82 = 27,044.55 : x
  2. Step 2: Convert to fraction form
    76,961.00/115,458.82 = 27,044.55/x
  3. Step 3: Cross multiply
    76,961.00x = 115,458.82 × 27,044.55
  4. Step 4: Simplify right side
    76,961.00x = 3,122,531,762.82
  5. Step 5: Solve for x
    x = 3,122,531,762.82/76,961.00
  6. Step 6: Final answer
    x = 40,572.91

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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.