Home / 63,021.60-94,550.76-18,649.44

Finding the Fourth Proportional to 63,021.60, 94,550.76 and 18,649.44

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Solution

The fourth proportional to 63,021.60, 94,550.76 and 18,649.44 is: 27,979.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,021.60 : 94,550.76 = 18,649.44 : x
  2. Step 2: Convert to fraction form
    63,021.60/94,550.76 = 18,649.44/x
  3. Step 3: Cross multiply
    63,021.60x = 94,550.76 × 18,649.44
  4. Step 4: Simplify right side
    63,021.60x = 1,763,318,725.57
  5. Step 5: Solve for x
    x = 1,763,318,725.57/63,021.60
  6. Step 6: Final answer
    x = 27,979.59

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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.