Home / 58,732.11-81,050.92-31,874.85

Finding the Fourth Proportional to 58,732.11, 81,050.92 and 31,874.85

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Solution

The fourth proportional to 58,732.11, 81,050.92 and 31,874.85 is: 43,987.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,732.11 : 81,050.92 = 31,874.85 : x
  2. Step 2: Convert to fraction form
    58,732.11/81,050.92 = 31,874.85/x
  3. Step 3: Cross multiply
    58,732.11x = 81,050.92 × 31,874.85
  4. Step 4: Simplify right side
    58,732.11x = 2,583,485,837.67
  5. Step 5: Solve for x
    x = 2,583,485,837.67/58,732.11
  6. Step 6: Final answer
    x = 43,987.62

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Why These Related Problems?

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