Home / 49,451.48-74,189.36-14,391.44

Finding the Fourth Proportional to 49,451.48, 74,189.36 and 14,391.44

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Solution

The fourth proportional to 49,451.48, 74,189.36 and 14,391.44 is: 21,590.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,451.48 : 74,189.36 = 14,391.44 : x
  2. Step 2: Convert to fraction form
    49,451.48/74,189.36 = 14,391.44/x
  3. Step 3: Cross multiply
    49,451.48x = 74,189.36 × 14,391.44
  4. Step 4: Simplify right side
    49,451.48x = 1,067,691,723.08
  5. Step 5: Solve for x
    x = 1,067,691,723.08/49,451.48
  6. Step 6: Final answer
    x = 21,590.69

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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.