Home / 56,879.97-85,336.36-17,442.89

Finding the Fourth Proportional to 56,879.97, 85,336.36 and 17,442.89

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Solution

The fourth proportional to 56,879.97, 85,336.36 and 17,442.89 is: 26,169.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,879.97 : 85,336.36 = 17,442.89 : x
  2. Step 2: Convert to fraction form
    56,879.97/85,336.36 = 17,442.89/x
  3. Step 3: Cross multiply
    56,879.97x = 85,336.36 × 17,442.89
  4. Step 4: Simplify right side
    56,879.97x = 1,488,512,910.21
  5. Step 5: Solve for x
    x = 1,488,512,910.21/56,879.97
  6. Step 6: Final answer
    x = 26,169.37

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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.