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Finding the Fourth Proportional to 50,045.94, 69,052.44 and 29,899.80

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Solution

The fourth proportional to 50,045.94, 69,052.44 and 29,899.80 is: 41,255.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,045.94 : 69,052.44 = 29,899.80 : x
  2. Step 2: Convert to fraction form
    50,045.94/69,052.44 = 29,899.80/x
  3. Step 3: Cross multiply
    50,045.94x = 69,052.44 × 29,899.80
  4. Step 4: Simplify right side
    50,045.94x = 2,064,654,145.51
  5. Step 5: Solve for x
    x = 2,064,654,145.51/50,045.94
  6. Step 6: Final answer
    x = 41,255.18

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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.