Home / 55,629.12-83,332.52-33,430.48

Finding the Fourth Proportional to 55,629.12, 83,332.52 and 33,430.48

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Solution

The fourth proportional to 55,629.12, 83,332.52 and 33,430.48 is: 50,078.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,629.12 : 83,332.52 = 33,430.48 : x
  2. Step 2: Convert to fraction form
    55,629.12/83,332.52 = 33,430.48/x
  3. Step 3: Cross multiply
    55,629.12x = 83,332.52 × 33,430.48
  4. Step 4: Simplify right side
    55,629.12x = 2,785,846,143.21
  5. Step 5: Solve for x
    x = 2,785,846,143.21/55,629.12
  6. Step 6: Final answer
    x = 50,078.92

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.