Home / 54,899.48-75,731.03-37,912.65

Finding the Fourth Proportional to 54,899.48, 75,731.03 and 37,912.65

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Solution

The fourth proportional to 54,899.48, 75,731.03 and 37,912.65 is: 52,298.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,899.48 : 75,731.03 = 37,912.65 : x
  2. Step 2: Convert to fraction form
    54,899.48/75,731.03 = 37,912.65/x
  3. Step 3: Cross multiply
    54,899.48x = 75,731.03 × 37,912.65
  4. Step 4: Simplify right side
    54,899.48x = 2,871,163,560.97
  5. Step 5: Solve for x
    x = 2,871,163,560.97/54,899.48
  6. Step 6: Final answer
    x = 52,298.55

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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.