Home / 54,390.38-81,610.05-29,401.17

Finding the Fourth Proportional to 54,390.38, 81,610.05 and 29,401.17

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Solution

The fourth proportional to 54,390.38, 81,610.05 and 29,401.17 is: 44,114.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,390.38 : 81,610.05 = 29,401.17 : x
  2. Step 2: Convert to fraction form
    54,390.38/81,610.05 = 29,401.17/x
  3. Step 3: Cross multiply
    54,390.38x = 81,610.05 × 29,401.17
  4. Step 4: Simplify right side
    54,390.38x = 2,399,430,953.76
  5. Step 5: Solve for x
    x = 2,399,430,953.76/54,390.38
  6. Step 6: Final answer
    x = 44,114.99

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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.