Home / 51,652.89-77,453.64-18,367.92

Finding the Fourth Proportional to 51,652.89, 77,453.64 and 18,367.92

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Solution

The fourth proportional to 51,652.89, 77,453.64 and 18,367.92 is: 27,542.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,652.89 : 77,453.64 = 18,367.92 : x
  2. Step 2: Convert to fraction form
    51,652.89/77,453.64 = 18,367.92/x
  3. Step 3: Cross multiply
    51,652.89x = 77,453.64 × 18,367.92
  4. Step 4: Simplify right side
    51,652.89x = 1,422,662,263.23
  5. Step 5: Solve for x
    x = 1,422,662,263.23/51,652.89
  6. Step 6: Final answer
    x = 27,542.74

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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.