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Finding the Fourth Proportional to 50,677.99, 69,939.92 and 29,455.88

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Solution

The fourth proportional to 50,677.99, 69,939.92 and 29,455.88 is: 40,651.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,677.99 : 69,939.92 = 29,455.88 : x
  2. Step 2: Convert to fraction form
    50,677.99/69,939.92 = 29,455.88/x
  3. Step 3: Cross multiply
    50,677.99x = 69,939.92 × 29,455.88
  4. Step 4: Simplify right side
    50,677.99x = 2,060,141,614.67
  5. Step 5: Solve for x
    x = 2,060,141,614.67/50,677.99
  6. Step 6: Final answer
    x = 40,651.61

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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.