Home / 62,883.55-94,305.28-20,755.81

Finding the Fourth Proportional to 62,883.55, 94,305.28 and 20,755.81

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Solution

The fourth proportional to 62,883.55, 94,305.28 and 20,755.81 is: 31,127.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,883.55 : 94,305.28 = 20,755.81 : x
  2. Step 2: Convert to fraction form
    62,883.55/94,305.28 = 20,755.81/x
  3. Step 3: Cross multiply
    62,883.55x = 94,305.28 × 20,755.81
  4. Step 4: Simplify right side
    62,883.55x = 1,957,382,473.68
  5. Step 5: Solve for x
    x = 1,957,382,473.68/62,883.55
  6. Step 6: Final answer
    x = 31,127.10

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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.