Home / 51,437.06-77,161.76-18,150.25

Finding the Fourth Proportional to 51,437.06, 77,161.76 and 18,150.25

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Solution

The fourth proportional to 51,437.06, 77,161.76 and 18,150.25 is: 27,227.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,437.06 : 77,161.76 = 18,150.25 : x
  2. Step 2: Convert to fraction form
    51,437.06/77,161.76 = 18,150.25/x
  3. Step 3: Cross multiply
    51,437.06x = 77,161.76 × 18,150.25
  4. Step 4: Simplify right side
    51,437.06x = 1,400,504,757.88
  5. Step 5: Solve for x
    x = 1,400,504,757.88/51,437.06
  6. Step 6: Final answer
    x = 27,227.54

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1.5x scale

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.