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Finding the Fourth Proportional to 169,673.40, 254,596.50 and 69,910.20

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Solution

The fourth proportional to 169,673.40, 254,596.50 and 69,910.20 is: 104,900.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,673.40 : 254,596.50 = 69,910.20 : x
  2. Step 2: Convert to fraction form
    169,673.40/254,596.50 = 69,910.20/x
  3. Step 3: Cross multiply
    169,673.40x = 254,596.50 × 69,910.20
  4. Step 4: Simplify right side
    169,673.40x = 17,798,892,234.30
  5. Step 5: Solve for x
    x = 17,798,892,234.30/169,673.40
  6. Step 6: Final answer
    x = 104,900.90

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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.