Home / 54,302.38-81,466.32-16,860.52

Finding the Fourth Proportional to 54,302.38, 81,466.32 and 16,860.52

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Solution

The fourth proportional to 54,302.38, 81,466.32 and 16,860.52 is: 25,294.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,302.38 : 81,466.32 = 16,860.52 : x
  2. Step 2: Convert to fraction form
    54,302.38/81,466.32 = 16,860.52/x
  3. Step 3: Cross multiply
    54,302.38x = 81,466.32 × 16,860.52
  4. Step 4: Simplify right side
    54,302.38x = 1,373,564,517.69
  5. Step 5: Solve for x
    x = 1,373,564,517.69/54,302.38
  6. Step 6: Final answer
    x = 25,294.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.