Home / 80,535.72-111,107.42-46,537.92

Finding the Fourth Proportional to 80,535.72, 111,107.42 and 46,537.92

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Solution

The fourth proportional to 80,535.72, 111,107.42 and 46,537.92 is: 64,203.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,535.72 : 111,107.42 = 46,537.92 : x
  2. Step 2: Convert to fraction form
    80,535.72/111,107.42 = 46,537.92/x
  3. Step 3: Cross multiply
    80,535.72x = 111,107.42 × 46,537.92
  4. Step 4: Simplify right side
    80,535.72x = 5,170,708,223.37
  5. Step 5: Solve for x
    x = 5,170,708,223.37/80,535.72
  6. Step 6: Final answer
    x = 64,203.91

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.