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Finding the Fourth Proportional to 73,693.77, 101,668.54 and 45,350.25

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Solution

The fourth proportional to 73,693.77, 101,668.54 and 45,350.25 is: 62,565.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,693.77 : 101,668.54 = 45,350.25 : x
  2. Step 2: Convert to fraction form
    73,693.77/101,668.54 = 45,350.25/x
  3. Step 3: Cross multiply
    73,693.77x = 101,668.54 × 45,350.25
  4. Step 4: Simplify right side
    73,693.77x = 4,610,694,059.05
  5. Step 5: Solve for x
    x = 4,610,694,059.05/73,693.77
  6. Step 6: Final answer
    x = 62,565.58

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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.