Home / 54,567.72-75,302.66-30,694.39

Finding the Fourth Proportional to 54,567.72, 75,302.66 and 30,694.39

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Solution

The fourth proportional to 54,567.72, 75,302.66 and 30,694.39 is: 42,357.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,567.72 : 75,302.66 = 30,694.39 : x
  2. Step 2: Convert to fraction form
    54,567.72/75,302.66 = 30,694.39/x
  3. Step 3: Cross multiply
    54,567.72x = 75,302.66 × 30,694.39
  4. Step 4: Simplify right side
    54,567.72x = 2,311,369,214.08
  5. Step 5: Solve for x
    x = 2,311,369,214.08/54,567.72
  6. Step 6: Final answer
    x = 42,357.81

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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.