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Finding the Fourth Proportional to 207,027.96, 310,320.48 and 107,087.52

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Solution

The fourth proportional to 207,027.96, 310,320.48 and 107,087.52 is: 160,516.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,027.96 : 310,320.48 = 107,087.52 : x
  2. Step 2: Convert to fraction form
    207,027.96/310,320.48 = 107,087.52/x
  3. Step 3: Cross multiply
    207,027.96x = 310,320.48 × 107,087.52
  4. Step 4: Simplify right side
    207,027.96x = 33,231,450,608.41
  5. Step 5: Solve for x
    x = 33,231,450,608.41/207,027.96
  6. Step 6: Final answer
    x = 160,516.73

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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.