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Finding the Fourth Proportional to 166,897.66, 230,241.57 and 147,796.90

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Solution

The fourth proportional to 166,897.66, 230,241.57 and 147,796.90 is: 203,891.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,897.66 : 230,241.57 = 147,796.90 : x
  2. Step 2: Convert to fraction form
    166,897.66/230,241.57 = 147,796.90/x
  3. Step 3: Cross multiply
    166,897.66x = 230,241.57 × 147,796.90
  4. Step 4: Simplify right side
    166,897.66x = 34,028,990,297.13
  5. Step 5: Solve for x
    x = 34,028,990,297.13/166,897.66
  6. Step 6: Final answer
    x = 203,891.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.