Home / 55,519.80-83,255.40-22,228.80

Finding the Fourth Proportional to 55,519.80, 83,255.40 and 22,228.80

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Solution

The fourth proportional to 55,519.80, 83,255.40 and 22,228.80 is: 33,333.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,519.80 : 83,255.40 = 22,228.80 : x
  2. Step 2: Convert to fraction form
    55,519.80/83,255.40 = 22,228.80/x
  3. Step 3: Cross multiply
    55,519.80x = 83,255.40 × 22,228.80
  4. Step 4: Simplify right side
    55,519.80x = 1,850,667,635.52
  5. Step 5: Solve for x
    x = 1,850,667,635.52/55,519.80
  6. Step 6: Final answer
    x = 33,333.47

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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.