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Finding the Fourth Proportional to 50,371.67, 69,515.67 and 29,157.77

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Solution

The fourth proportional to 50,371.67, 69,515.67 and 29,157.77 is: 40,239.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,371.67 : 69,515.67 = 29,157.77 : x
  2. Step 2: Convert to fraction form
    50,371.67/69,515.67 = 29,157.77/x
  3. Step 3: Cross multiply
    50,371.67x = 69,515.67 × 29,157.77
  4. Step 4: Simplify right side
    50,371.67x = 2,026,921,917.26
  5. Step 5: Solve for x
    x = 2,026,921,917.26/50,371.67
  6. Step 6: Final answer
    x = 40,239.32

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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.