Home / 51,583.57-77,372.17-18,299.25

Finding the Fourth Proportional to 51,583.57, 77,372.17 and 18,299.25

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Solution

The fourth proportional to 51,583.57, 77,372.17 and 18,299.25 is: 27,447.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,583.57 : 77,372.17 = 18,299.25 : x
  2. Step 2: Convert to fraction form
    51,583.57/77,372.17 = 18,299.25/x
  3. Step 3: Cross multiply
    51,583.57x = 77,372.17 × 18,299.25
  4. Step 4: Simplify right side
    51,583.57x = 1,415,852,681.87
  5. Step 5: Solve for x
    x = 1,415,852,681.87/51,583.57
  6. Step 6: Final answer
    x = 27,447.75

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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.