Home / 55,615.68-83,414.67-18,175.44

Finding the Fourth Proportional to 55,615.68, 83,414.67 and 18,175.44

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Solution

The fourth proportional to 55,615.68, 83,414.67 and 18,175.44 is: 27,260.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,615.68 : 83,414.67 = 18,175.44 : x
  2. Step 2: Convert to fraction form
    55,615.68/83,414.67 = 18,175.44/x
  3. Step 3: Cross multiply
    55,615.68x = 83,414.67 × 18,175.44
  4. Step 4: Simplify right side
    55,615.68x = 1,516,098,329.70
  5. Step 5: Solve for x
    x = 1,516,098,329.70/55,615.68
  6. Step 6: Final answer
    x = 27,260.27

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1.5x scale

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.