Home / 54,785.05-75,603.37-29,634.55

Finding the Fourth Proportional to 54,785.05, 75,603.37 and 29,634.55

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Solution

The fourth proportional to 54,785.05, 75,603.37 and 29,634.55 is: 40,895.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,785.05 : 75,603.37 = 29,634.55 : x
  2. Step 2: Convert to fraction form
    54,785.05/75,603.37 = 29,634.55/x
  3. Step 3: Cross multiply
    54,785.05x = 75,603.37 × 29,634.55
  4. Step 4: Simplify right side
    54,785.05x = 2,240,471,848.43
  5. Step 5: Solve for x
    x = 2,240,471,848.43/54,785.05
  6. Step 6: Final answer
    x = 40,895.68

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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.