Home / 54,732.21-75,535.03-30,863.84

Finding the Fourth Proportional to 54,732.21, 75,535.03 and 30,863.84

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Solution

The fourth proportional to 54,732.21, 75,535.03 and 30,863.84 is: 42,594.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,732.21 : 75,535.03 = 30,863.84 : x
  2. Step 2: Convert to fraction form
    54,732.21/75,535.03 = 30,863.84/x
  3. Step 3: Cross multiply
    54,732.21x = 75,535.03 × 30,863.84
  4. Step 4: Simplify right side
    54,732.21x = 2,331,300,741.22
  5. Step 5: Solve for x
    x = 2,331,300,741.22/54,732.21
  6. Step 6: Final answer
    x = 42,594.68

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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.