Home / 55,007.66-75,910.62-29,857.16

Finding the Fourth Proportional to 55,007.66, 75,910.62 and 29,857.16

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Solution

The fourth proportional to 55,007.66, 75,910.62 and 29,857.16 is: 41,202.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,007.66 : 75,910.62 = 29,857.16 : x
  2. Step 2: Convert to fraction form
    55,007.66/75,910.62 = 29,857.16/x
  3. Step 3: Cross multiply
    55,007.66x = 75,910.62 × 29,857.16
  4. Step 4: Simplify right side
    55,007.66x = 2,266,475,147.49
  5. Step 5: Solve for x
    x = 2,266,475,147.49/55,007.66
  6. Step 6: Final answer
    x = 41,202.90

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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.