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Finding the Fourth Proportional to 69,571.96, 104,265.64 and 37,900.76

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Solution

The fourth proportional to 69,571.96, 104,265.64 and 37,900.76 is: 56,800.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,571.96 : 104,265.64 = 37,900.76 : x
  2. Step 2: Convert to fraction form
    69,571.96/104,265.64 = 37,900.76/x
  3. Step 3: Cross multiply
    69,571.96x = 104,265.64 × 37,900.76
  4. Step 4: Simplify right side
    69,571.96x = 3,951,746,997.89
  5. Step 5: Solve for x
    x = 3,951,746,997.89/69,571.96
  6. Step 6: Final answer
    x = 56,800.86

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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.