Home / 57,320.06-79,101.23-31,826.59

Finding the Fourth Proportional to 57,320.06, 79,101.23 and 31,826.59

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Solution

The fourth proportional to 57,320.06, 79,101.23 and 31,826.59 is: 43,920.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,320.06 : 79,101.23 = 31,826.59 : x
  2. Step 2: Convert to fraction form
    57,320.06/79,101.23 = 31,826.59/x
  3. Step 3: Cross multiply
    57,320.06x = 79,101.23 × 31,826.59
  4. Step 4: Simplify right side
    57,320.06x = 2,517,522,058.82
  5. Step 5: Solve for x
    x = 2,517,522,058.82/57,320.06
  6. Step 6: Final answer
    x = 43,920.44

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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.