Home / 54,697.92-75,448.06-34,519.20

Finding the Fourth Proportional to 54,697.92, 75,448.06 and 34,519.20

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Solution

The fourth proportional to 54,697.92, 75,448.06 and 34,519.20 is: 47,614.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,697.92 : 75,448.06 = 34,519.20 : x
  2. Step 2: Convert to fraction form
    54,697.92/75,448.06 = 34,519.20/x
  3. Step 3: Cross multiply
    54,697.92x = 75,448.06 × 34,519.20
  4. Step 4: Simplify right side
    54,697.92x = 2,604,406,672.75
  5. Step 5: Solve for x
    x = 2,604,406,672.75/54,697.92
  6. Step 6: Final answer
    x = 47,614.36

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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.