Home / 55,453.73-83,206.83-28,785.54

Finding the Fourth Proportional to 55,453.73, 83,206.83 and 28,785.54

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Solution

The fourth proportional to 55,453.73, 83,206.83 and 28,785.54 is: 43,191.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,453.73 : 83,206.83 = 28,785.54 : x
  2. Step 2: Convert to fraction form
    55,453.73/83,206.83 = 28,785.54/x
  3. Step 3: Cross multiply
    55,453.73x = 83,206.83 × 28,785.54
  4. Step 4: Simplify right side
    55,453.73x = 2,395,153,791.29
  5. Step 5: Solve for x
    x = 2,395,153,791.29/55,453.73
  6. Step 6: Final answer
    x = 43,191.93

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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.