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Finding the Fourth Proportional to 73,693.94, 101,594.66 and 62,317.79

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Solution

The fourth proportional to 73,693.94, 101,594.66 and 62,317.79 is: 85,911.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,693.94 : 101,594.66 = 62,317.79 : x
  2. Step 2: Convert to fraction form
    73,693.94/101,594.66 = 62,317.79/x
  3. Step 3: Cross multiply
    73,693.94x = 101,594.66 × 62,317.79
  4. Step 4: Simplify right side
    73,693.94x = 6,331,155,170.43
  5. Step 5: Solve for x
    x = 6,331,155,170.43/73,693.94
  6. Step 6: Final answer
    x = 85,911.48

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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.