Home / 54,270.12-81,299.19-37,400.13

Finding the Fourth Proportional to 54,270.12, 81,299.19 and 37,400.13

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Solution

The fourth proportional to 54,270.12, 81,299.19 and 37,400.13 is: 56,027.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,270.12 : 81,299.19 = 37,400.13 : x
  2. Step 2: Convert to fraction form
    54,270.12/81,299.19 = 37,400.13/x
  3. Step 3: Cross multiply
    54,270.12x = 81,299.19 × 37,400.13
  4. Step 4: Simplify right side
    54,270.12x = 3,040,600,274.89
  5. Step 5: Solve for x
    x = 3,040,600,274.89/54,270.12
  6. Step 6: Final answer
    x = 56,027.15

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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.