Home / 76,844.63-106,046.42-43,310.63

Finding the Fourth Proportional to 76,844.63, 106,046.42 and 43,310.63

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Solution

The fourth proportional to 76,844.63, 106,046.42 and 43,310.63 is: 59,769.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,844.63 : 106,046.42 = 43,310.63 : x
  2. Step 2: Convert to fraction form
    76,844.63/106,046.42 = 43,310.63/x
  3. Step 3: Cross multiply
    76,844.63x = 106,046.42 × 43,310.63
  4. Step 4: Simplify right side
    76,844.63x = 4,592,936,512.66
  5. Step 5: Solve for x
    x = 4,592,936,512.66/76,844.63
  6. Step 6: Final answer
    x = 59,769.13

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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.