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Finding the Fourth Proportional to 146,593.76, 202,299.38 and 79,525.76

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Solution

The fourth proportional to 146,593.76, 202,299.38 and 79,525.76 is: 109,745.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,593.76 : 202,299.38 = 79,525.76 : x
  2. Step 2: Convert to fraction form
    146,593.76/202,299.38 = 79,525.76/x
  3. Step 3: Cross multiply
    146,593.76x = 202,299.38 × 79,525.76
  4. Step 4: Simplify right side
    146,593.76x = 16,088,011,942.03
  5. Step 5: Solve for x
    x = 16,088,011,942.03/146,593.76
  6. Step 6: Final answer
    x = 109,745.54

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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.