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Finding the Fourth Proportional to 73,191.25, 101,004.06 and 39,657.25

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Solution

The fourth proportional to 73,191.25, 101,004.06 and 39,657.25 is: 54,727.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,191.25 : 101,004.06 = 39,657.25 : x
  2. Step 2: Convert to fraction form
    73,191.25/101,004.06 = 39,657.25/x
  3. Step 3: Cross multiply
    73,191.25x = 101,004.06 × 39,657.25
  4. Step 4: Simplify right side
    73,191.25x = 4,005,543,258.44
  5. Step 5: Solve for x
    x = 4,005,543,258.44/73,191.25
  6. Step 6: Final answer
    x = 54,727.08

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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.