Home / 57,360.35-86,052.68-17,920.44

Finding the Fourth Proportional to 57,360.35, 86,052.68 and 17,920.44

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Solution

The fourth proportional to 57,360.35, 86,052.68 and 17,920.44 is: 26,884.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,360.35 : 86,052.68 = 17,920.44 : x
  2. Step 2: Convert to fraction form
    57,360.35/86,052.68 = 17,920.44/x
  3. Step 3: Cross multiply
    57,360.35x = 86,052.68 × 17,920.44
  4. Step 4: Simplify right side
    57,360.35x = 1,542,101,866.38
  5. Step 5: Solve for x
    x = 1,542,101,866.38/57,360.35
  6. Step 6: Final answer
    x = 26,884.46

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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.