Home / 54,709.91-75,499.69-29,559.41

Finding the Fourth Proportional to 54,709.91, 75,499.69 and 29,559.41

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Solution

The fourth proportional to 54,709.91, 75,499.69 and 29,559.41 is: 40,791.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,709.91 : 75,499.69 = 29,559.41 : x
  2. Step 2: Convert to fraction form
    54,709.91/75,499.69 = 29,559.41/x
  3. Step 3: Cross multiply
    54,709.91x = 75,499.69 × 29,559.41
  4. Step 4: Simplify right side
    54,709.91x = 2,231,726,291.58
  5. Step 5: Solve for x
    x = 2,231,726,291.58/54,709.91
  6. Step 6: Final answer
    x = 40,791.99

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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.