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Finding the Fourth Proportional to 169,777.26, 254,674.40 and 64,604.43

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Solution

The fourth proportional to 169,777.26, 254,674.40 and 64,604.43 is: 96,909.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,777.26 : 254,674.40 = 64,604.43 : x
  2. Step 2: Convert to fraction form
    169,777.26/254,674.40 = 64,604.43/x
  3. Step 3: Cross multiply
    169,777.26x = 254,674.40 × 64,604.43
  4. Step 4: Simplify right side
    169,777.26x = 16,453,094,124.57
  5. Step 5: Solve for x
    x = 16,453,094,124.57/169,777.26
  6. Step 6: Final answer
    x = 96,909.88

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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.