Home / 37,879.08-52,367.62-28,431.24

Finding the Fourth Proportional to 37,879.08, 52,367.62 and 28,431.24

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Solution

The fourth proportional to 37,879.08, 52,367.62 and 28,431.24 is: 39,306.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,879.08 : 52,367.62 = 28,431.24 : x
  2. Step 2: Convert to fraction form
    37,879.08/52,367.62 = 28,431.24/x
  3. Step 3: Cross multiply
    37,879.08x = 52,367.62 × 28,431.24
  4. Step 4: Simplify right side
    37,879.08x = 1,488,876,372.45
  5. Step 5: Solve for x
    x = 1,488,876,372.45/37,879.08
  6. Step 6: Final answer
    x = 39,306.03

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1.5x scale

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.