Home / 42,040.11-58,016.01-22,919.91

Finding the Fourth Proportional to 42,040.11, 58,016.01 and 22,919.91

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Solution

The fourth proportional to 42,040.11, 58,016.01 and 22,919.91 is: 31,629.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,040.11 : 58,016.01 = 22,919.91 : x
  2. Step 2: Convert to fraction form
    42,040.11/58,016.01 = 22,919.91/x
  3. Step 3: Cross multiply
    42,040.11x = 58,016.01 × 22,919.91
  4. Step 4: Simplify right side
    42,040.11x = 1,329,721,727.76
  5. Step 5: Solve for x
    x = 1,329,721,727.76/42,040.11
  6. Step 6: Final answer
    x = 31,629.83

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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.