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Finding the Fourth Proportional to 166,993.63, 230,426.60 and 101,549.07

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Solution

The fourth proportional to 166,993.63, 230,426.60 and 101,549.07 is: 140,122.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,993.63 : 230,426.60 = 101,549.07 : x
  2. Step 2: Convert to fraction form
    166,993.63/230,426.60 = 101,549.07/x
  3. Step 3: Cross multiply
    166,993.63x = 230,426.60 × 101,549.07
  4. Step 4: Simplify right side
    166,993.63x = 23,399,607,187.13
  5. Step 5: Solve for x
    x = 23,399,607,187.13/166,993.63
  6. Step 6: Final answer
    x = 140,122.76

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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.