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Finding the Fourth Proportional to 50,806.98, 70,106.99 and 29,297.52

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Solution

The fourth proportional to 50,806.98, 70,106.99 and 29,297.52 is: 40,426.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,806.98 : 70,106.99 = 29,297.52 : x
  2. Step 2: Convert to fraction form
    50,806.98/70,106.99 = 29,297.52/x
  3. Step 3: Cross multiply
    50,806.98x = 70,106.99 × 29,297.52
  4. Step 4: Simplify right side
    50,806.98x = 2,053,960,795.18
  5. Step 5: Solve for x
    x = 2,053,960,795.18/50,806.98
  6. Step 6: Final answer
    x = 40,426.74

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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.