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Finding the Fourth Proportional to 54,447.56, 75,149.88 and 35,573.84

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Solution

The fourth proportional to 54,447.56, 75,149.88 and 35,573.84 is: 49,099.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,447.56 : 75,149.88 = 35,573.84 : x
  2. Step 2: Convert to fraction form
    54,447.56/75,149.88 = 35,573.84/x
  3. Step 3: Cross multiply
    54,447.56x = 75,149.88 × 35,573.84
  4. Step 4: Simplify right side
    54,447.56x = 2,673,369,807.14
  5. Step 5: Solve for x
    x = 2,673,369,807.14/54,447.56
  6. Step 6: Final answer
    x = 49,099.90

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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.