Home / 25,175.56-37,761.40-7,645.48

Finding the Fourth Proportional to 25,175.56, 37,761.40 and 7,645.48

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Solution

The fourth proportional to 25,175.56, 37,761.40 and 7,645.48 is: 11,467.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,175.56 : 37,761.40 = 7,645.48 : x
  2. Step 2: Convert to fraction form
    25,175.56/37,761.40 = 7,645.48/x
  3. Step 3: Cross multiply
    25,175.56x = 37,761.40 × 7,645.48
  4. Step 4: Simplify right side
    25,175.56x = 288,704,028.47
  5. Step 5: Solve for x
    x = 288,704,028.47/25,175.56
  6. Step 6: Final answer
    x = 11,467.63

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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.