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Finding the Fourth Proportional to 53,245.50, 79,899.03 and 29,556.24

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Solution

The fourth proportional to 53,245.50, 79,899.03 and 29,556.24 is: 44,351.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,245.50 : 79,899.03 = 29,556.24 : x
  2. Step 2: Convert to fraction form
    53,245.50/79,899.03 = 29,556.24/x
  3. Step 3: Cross multiply
    53,245.50x = 79,899.03 × 29,556.24
  4. Step 4: Simplify right side
    53,245.50x = 2,361,514,906.45
  5. Step 5: Solve for x
    x = 2,361,514,906.45/53,245.50
  6. Step 6: Final answer
    x = 44,351.45

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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.