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Finding the Fourth Proportional to 54,950.75, 75,832.08 and 29,800.25

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Solution

The fourth proportional to 54,950.75, 75,832.08 and 29,800.25 is: 41,124.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,950.75 : 75,832.08 = 29,800.25 : x
  2. Step 2: Convert to fraction form
    54,950.75/75,832.08 = 29,800.25/x
  3. Step 3: Cross multiply
    54,950.75x = 75,832.08 × 29,800.25
  4. Step 4: Simplify right side
    54,950.75x = 2,259,814,942.02
  5. Step 5: Solve for x
    x = 2,259,814,942.02/54,950.75
  6. Step 6: Final answer
    x = 41,124.37

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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.