Home / 55,040.72-75,956.33-32,380.56

Finding the Fourth Proportional to 55,040.72, 75,956.33 and 32,380.56

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Solution

The fourth proportional to 55,040.72, 75,956.33 and 32,380.56 is: 44,685.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,040.72 : 75,956.33 = 32,380.56 : x
  2. Step 2: Convert to fraction form
    55,040.72/75,956.33 = 32,380.56/x
  3. Step 3: Cross multiply
    55,040.72x = 75,956.33 × 32,380.56
  4. Step 4: Simplify right side
    55,040.72x = 2,459,508,581.90
  5. Step 5: Solve for x
    x = 2,459,508,581.90/55,040.72
  6. Step 6: Final answer
    x = 44,685.26

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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.