Home / 54,538.99-75,201.75-38,401.14

Finding the Fourth Proportional to 54,538.99, 75,201.75 and 38,401.14

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Solution

The fourth proportional to 54,538.99, 75,201.75 and 38,401.14 is: 52,949.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,538.99 : 75,201.75 = 38,401.14 : x
  2. Step 2: Convert to fraction form
    54,538.99/75,201.75 = 38,401.14/x
  3. Step 3: Cross multiply
    54,538.99x = 75,201.75 × 38,401.14
  4. Step 4: Simplify right side
    54,538.99x = 2,887,832,553.99
  5. Step 5: Solve for x
    x = 2,887,832,553.99/54,538.99
  6. Step 6: Final answer
    x = 52,949.88

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1.5x scale

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.