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Finding the Fourth Proportional to 169,193.58, 253,822.41 and 67,999.49

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Solution

The fourth proportional to 169,193.58, 253,822.41 and 67,999.49 is: 102,012.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,193.58 : 253,822.41 = 67,999.49 : x
  2. Step 2: Convert to fraction form
    169,193.58/253,822.41 = 67,999.49/x
  3. Step 3: Cross multiply
    169,193.58x = 253,822.41 × 67,999.49
  4. Step 4: Simplify right side
    169,193.58x = 17,259,793,161.46
  5. Step 5: Solve for x
    x = 17,259,793,161.46/169,193.58
  6. Step 6: Final answer
    x = 102,012.10

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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.