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Finding the Fourth Proportional to 73,854.95, 101,914.07 and 43,634.54

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Solution

The fourth proportional to 73,854.95, 101,914.07 and 43,634.54 is: 60,212.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,854.95 : 101,914.07 = 43,634.54 : x
  2. Step 2: Convert to fraction form
    73,854.95/101,914.07 = 43,634.54/x
  3. Step 3: Cross multiply
    73,854.95x = 101,914.07 × 43,634.54
  4. Step 4: Simplify right side
    73,854.95x = 4,446,973,445.55
  5. Step 5: Solve for x
    x = 4,446,973,445.55/73,854.95
  6. Step 6: Final answer
    x = 60,212.26

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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.