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Finding the Fourth Proportional to 136,009.80, 203,961.27 and 46,027.73

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Solution

The fourth proportional to 136,009.80, 203,961.27 and 46,027.73 is: 69,023.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,009.80 : 203,961.27 = 46,027.73 : x
  2. Step 2: Convert to fraction form
    136,009.80/203,961.27 = 46,027.73/x
  3. Step 3: Cross multiply
    136,009.80x = 203,961.27 × 46,027.73
  4. Step 4: Simplify right side
    136,009.80x = 9,387,874,266.02
  5. Step 5: Solve for x
    x = 9,387,874,266.02/136,009.80
  6. Step 6: Final answer
    x = 69,023.51

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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.