Home / 54,890.28-75,720.83-36,741.76

Finding the Fourth Proportional to 54,890.28, 75,720.83 and 36,741.76

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Solution

The fourth proportional to 54,890.28, 75,720.83 and 36,741.76 is: 50,685.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,890.28 : 75,720.83 = 36,741.76 : x
  2. Step 2: Convert to fraction form
    54,890.28/75,720.83 = 36,741.76/x
  3. Step 3: Cross multiply
    54,890.28x = 75,720.83 × 36,741.76
  4. Step 4: Simplify right side
    54,890.28x = 2,782,116,189.85
  5. Step 5: Solve for x
    x = 2,782,116,189.85/54,890.28
  6. Step 6: Final answer
    x = 50,685.04

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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.