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Finding the Fourth Proportional to 73,785.63, 101,823.70 and 41,954.53

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Solution

The fourth proportional to 73,785.63, 101,823.70 and 41,954.53 is: 57,896.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,785.63 : 101,823.70 = 41,954.53 : x
  2. Step 2: Convert to fraction form
    73,785.63/101,823.70 = 41,954.53/x
  3. Step 3: Cross multiply
    73,785.63x = 101,823.70 × 41,954.53
  4. Step 4: Simplify right side
    73,785.63x = 4,271,964,847.33
  5. Step 5: Solve for x
    x = 4,271,964,847.33/73,785.63
  6. Step 6: Final answer
    x = 57,896.98

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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.