Home / 55,813.49-83,720.92-16,371.41

Finding the Fourth Proportional to 55,813.49, 83,720.92 and 16,371.41

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Solution

The fourth proportional to 55,813.49, 83,720.92 and 16,371.41 is: 24,557.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,813.49 : 83,720.92 = 16,371.41 : x
  2. Step 2: Convert to fraction form
    55,813.49/83,720.92 = 16,371.41/x
  3. Step 3: Cross multiply
    55,813.49x = 83,720.92 × 16,371.41
  4. Step 4: Simplify right side
    55,813.49x = 1,370,629,506.90
  5. Step 5: Solve for x
    x = 1,370,629,506.90/55,813.49
  6. Step 6: Final answer
    x = 24,557.32

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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.