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Finding the Fourth Proportional to 183,199.72, 252,768.42 and 107,734.12

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Solution

The fourth proportional to 183,199.72, 252,768.42 and 107,734.12 is: 148,645.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,199.72 : 252,768.42 = 107,734.12 : x
  2. Step 2: Convert to fraction form
    183,199.72/252,768.42 = 107,734.12/x
  3. Step 3: Cross multiply
    183,199.72x = 252,768.42 × 107,734.12
  4. Step 4: Simplify right side
    183,199.72x = 27,231,783,292.49
  5. Step 5: Solve for x
    x = 27,231,783,292.49/183,199.72
  6. Step 6: Final answer
    x = 148,645.33

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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.