Home / 55,451.25-83,200.71-18,022.80

Finding the Fourth Proportional to 55,451.25, 83,200.71 and 18,022.80

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Solution

The fourth proportional to 55,451.25, 83,200.71 and 18,022.80 is: 27,041.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,451.25 : 83,200.71 = 18,022.80 : x
  2. Step 2: Convert to fraction form
    55,451.25/83,200.71 = 18,022.80/x
  3. Step 3: Cross multiply
    55,451.25x = 83,200.71 × 18,022.80
  4. Step 4: Simplify right side
    55,451.25x = 1,499,509,756.19
  5. Step 5: Solve for x
    x = 1,499,509,756.19/55,451.25
  6. Step 6: Final answer
    x = 27,041.95

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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.