Home / 37,375.02-51,578.82-20,379.87

Finding the Fourth Proportional to 37,375.02, 51,578.82 and 20,379.87

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Solution

The fourth proportional to 37,375.02, 51,578.82 and 20,379.87 is: 28,124.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,375.02 : 51,578.82 = 20,379.87 : x
  2. Step 2: Convert to fraction form
    37,375.02/51,578.82 = 20,379.87/x
  3. Step 3: Cross multiply
    37,375.02x = 51,578.82 × 20,379.87
  4. Step 4: Simplify right side
    37,375.02x = 1,051,169,646.35
  5. Step 5: Solve for x
    x = 1,051,169,646.35/37,375.02
  6. Step 6: Final answer
    x = 28,124.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.