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Finding the Fourth Proportional to 168,744.80, 253,119.90 and 44,085.80

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Solution

The fourth proportional to 168,744.80, 253,119.90 and 44,085.80 is: 66,129.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,744.80 : 253,119.90 = 44,085.80 : x
  2. Step 2: Convert to fraction form
    168,744.80/253,119.90 = 44,085.80/x
  3. Step 3: Cross multiply
    168,744.80x = 253,119.90 × 44,085.80
  4. Step 4: Simplify right side
    168,744.80x = 11,158,993,287.42
  5. Step 5: Solve for x
    x = 11,158,993,287.42/168,744.80
  6. Step 6: Final answer
    x = 66,129.41

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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.