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Finding the Fourth Proportional to 50,657.93, 69,916.62 and 29,449.49

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Solution

The fourth proportional to 50,657.93, 69,916.62 and 29,449.49 is: 40,645.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,657.93 : 69,916.62 = 29,449.49 : x
  2. Step 2: Convert to fraction form
    50,657.93/69,916.62 = 29,449.49/x
  3. Step 3: Cross multiply
    50,657.93x = 69,916.62 × 29,449.49
  4. Step 4: Simplify right side
    50,657.93x = 2,059,008,451.94
  5. Step 5: Solve for x
    x = 2,059,008,451.94/50,657.93
  6. Step 6: Final answer
    x = 40,645.34

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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.