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Finding the Fourth Proportional to 49,888.93, 68,855.51 and 29,747.05

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Solution

The fourth proportional to 49,888.93, 68,855.51 and 29,747.05 is: 41,056.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,888.93 : 68,855.51 = 29,747.05 : x
  2. Step 2: Convert to fraction form
    49,888.93/68,855.51 = 29,747.05/x
  3. Step 3: Cross multiply
    49,888.93x = 68,855.51 × 29,747.05
  4. Step 4: Simplify right side
    49,888.93x = 2,048,248,298.75
  5. Step 5: Solve for x
    x = 2,048,248,298.75/49,888.93
  6. Step 6: Final answer
    x = 41,056.17

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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.