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Finding the Fourth Proportional to 183,659.87, 253,436.85 and 101,992.73

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Solution

The fourth proportional to 183,659.87, 253,436.85 and 101,992.73 is: 140,742.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,659.87 : 253,436.85 = 101,992.73 : x
  2. Step 2: Convert to fraction form
    183,659.87/253,436.85 = 101,992.73/x
  3. Step 3: Cross multiply
    183,659.87x = 253,436.85 × 101,992.73
  4. Step 4: Simplify right side
    183,659.87x = 25,848,714,946.92
  5. Step 5: Solve for x
    x = 25,848,714,946.92/183,659.87
  6. Step 6: Final answer
    x = 140,742.31

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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.