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Finding the Fourth Proportional to 73,695.69, 101,690.54 and 41,858.44

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Solution

The fourth proportional to 73,695.69, 101,690.54 and 41,858.44 is: 57,759.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,695.69 : 101,690.54 = 41,858.44 : x
  2. Step 2: Convert to fraction form
    73,695.69/101,690.54 = 41,858.44/x
  3. Step 3: Cross multiply
    73,695.69x = 101,690.54 × 41,858.44
  4. Step 4: Simplify right side
    73,695.69x = 4,256,607,060.61
  5. Step 5: Solve for x
    x = 4,256,607,060.61/73,695.69
  6. Step 6: Final answer
    x = 57,759.24

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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.