Home / 80,833.24-111,548.34-45,026.20

Finding the Fourth Proportional to 80,833.24, 111,548.34 and 45,026.20

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Solution

The fourth proportional to 80,833.24, 111,548.34 and 45,026.20 is: 62,135.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,833.24 : 111,548.34 = 45,026.20 : x
  2. Step 2: Convert to fraction form
    80,833.24/111,548.34 = 45,026.20/x
  3. Step 3: Cross multiply
    80,833.24x = 111,548.34 × 45,026.20
  4. Step 4: Simplify right side
    80,833.24x = 5,022,597,866.51
  5. Step 5: Solve for x
    x = 5,022,597,866.51/80,833.24
  6. Step 6: Final answer
    x = 62,135.30

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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.