Home / 62,863.39-94,259.38-20,731.99

Finding the Fourth Proportional to 62,863.39, 94,259.38 and 20,731.99

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Solution

The fourth proportional to 62,863.39, 94,259.38 and 20,731.99 is: 31,086.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,863.39 : 94,259.38 = 20,731.99 : x
  2. Step 2: Convert to fraction form
    62,863.39/94,259.38 = 20,731.99/x
  3. Step 3: Cross multiply
    62,863.39x = 94,259.38 × 20,731.99
  4. Step 4: Simplify right side
    62,863.39x = 1,954,184,523.57
  5. Step 5: Solve for x
    x = 1,954,184,523.57/62,863.39
  6. Step 6: Final answer
    x = 31,086.21

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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.