Home / 54,813.19-75,642.30-29,662.69

Finding the Fourth Proportional to 54,813.19, 75,642.30 and 29,662.69

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Solution

The fourth proportional to 54,813.19, 75,642.30 and 29,662.69 is: 40,934.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,813.19 : 75,642.30 = 29,662.69 : x
  2. Step 2: Convert to fraction form
    54,813.19/75,642.30 = 29,662.69/x
  3. Step 3: Cross multiply
    54,813.19x = 75,642.30 × 29,662.69
  4. Step 4: Simplify right side
    54,813.19x = 2,243,753,906.68
  5. Step 5: Solve for x
    x = 2,243,753,906.68/54,813.19
  6. Step 6: Final answer
    x = 40,934.56

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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.