Home / 52,992.14-73,129.39-29,119.28

Finding the Fourth Proportional to 52,992.14, 73,129.39 and 29,119.28

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Solution

The fourth proportional to 52,992.14, 73,129.39 and 29,119.28 is: 40,184.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,992.14 : 73,129.39 = 29,119.28 : x
  2. Step 2: Convert to fraction form
    52,992.14/73,129.39 = 29,119.28/x
  3. Step 3: Cross multiply
    52,992.14x = 73,129.39 × 29,119.28
  4. Step 4: Simplify right side
    52,992.14x = 2,129,474,745.19
  5. Step 5: Solve for x
    x = 2,129,474,745.19/52,992.14
  6. Step 6: Final answer
    x = 40,184.73

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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.