Home / 55,860.72-83,764.68-20,297.24

Finding the Fourth Proportional to 55,860.72, 83,764.68 and 20,297.24

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Solution

The fourth proportional to 55,860.72, 83,764.68 and 20,297.24 is: 30,436.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,860.72 : 83,764.68 = 20,297.24 : x
  2. Step 2: Convert to fraction form
    55,860.72/83,764.68 = 20,297.24/x
  3. Step 3: Cross multiply
    55,860.72x = 83,764.68 × 20,297.24
  4. Step 4: Simplify right side
    55,860.72x = 1,700,191,813.48
  5. Step 5: Solve for x
    x = 1,700,191,813.48/55,860.72
  6. Step 6: Final answer
    x = 30,436.27

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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.