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Finding the Fourth Proportional to 166,952.25, 230,394.11 and 91,499.13

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Solution

The fourth proportional to 166,952.25, 230,394.11 and 91,499.13 is: 126,268.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,952.25 : 230,394.11 = 91,499.13 : x
  2. Step 2: Convert to fraction form
    166,952.25/230,394.11 = 91,499.13/x
  3. Step 3: Cross multiply
    166,952.25x = 230,394.11 × 91,499.13
  4. Step 4: Simplify right side
    166,952.25x = 21,080,860,164.63
  5. Step 5: Solve for x
    x = 21,080,860,164.63/166,952.25
  6. Step 6: Final answer
    x = 126,268.80

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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.