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Finding the Fourth Proportional to 50,482.98, 69,666.57 and 29,274.57

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Solution

The fourth proportional to 50,482.98, 69,666.57 and 29,274.57 is: 40,398.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,482.98 : 69,666.57 = 29,274.57 : x
  2. Step 2: Convert to fraction form
    50,482.98/69,666.57 = 29,274.57/x
  3. Step 3: Cross multiply
    50,482.98x = 69,666.57 × 29,274.57
  4. Step 4: Simplify right side
    50,482.98x = 2,039,458,880.12
  5. Step 5: Solve for x
    x = 2,039,458,880.12/50,482.98
  6. Step 6: Final answer
    x = 40,398.94

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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.