Home / 57,983.08-86,863.98-31,262.80

Finding the Fourth Proportional to 57,983.08, 86,863.98 and 31,262.80

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Solution

The fourth proportional to 57,983.08, 86,863.98 and 31,262.80 is: 46,834.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,983.08 : 86,863.98 = 31,262.80 : x
  2. Step 2: Convert to fraction form
    57,983.08/86,863.98 = 31,262.80/x
  3. Step 3: Cross multiply
    57,983.08x = 86,863.98 × 31,262.80
  4. Step 4: Simplify right side
    57,983.08x = 2,715,611,233.94
  5. Step 5: Solve for x
    x = 2,715,611,233.94/57,983.08
  6. Step 6: Final answer
    x = 46,834.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.