Home / 55,449.26-83,197.71-18,020.80

Finding the Fourth Proportional to 55,449.26, 83,197.71 and 18,020.80

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Solution

The fourth proportional to 55,449.26, 83,197.71 and 18,020.80 is: 27,038.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,449.26 : 83,197.71 = 18,020.80 : x
  2. Step 2: Convert to fraction form
    55,449.26/83,197.71 = 18,020.80/x
  3. Step 3: Cross multiply
    55,449.26x = 83,197.71 × 18,020.80
  4. Step 4: Simplify right side
    55,449.26x = 1,499,289,292.37
  5. Step 5: Solve for x
    x = 1,499,289,292.37/55,449.26
  6. Step 6: Final answer
    x = 27,038.94

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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.