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Finding the Fourth Proportional to 73,177.66, 100,994.43 and 41,345.88

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Solution

The fourth proportional to 73,177.66, 100,994.43 and 41,345.88 is: 57,062.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,177.66 : 100,994.43 = 41,345.88 : x
  2. Step 2: Convert to fraction form
    73,177.66/100,994.43 = 41,345.88/x
  3. Step 3: Cross multiply
    73,177.66x = 100,994.43 × 41,345.88
  4. Step 4: Simplify right side
    73,177.66x = 4,175,703,583.45
  5. Step 5: Solve for x
    x = 4,175,703,583.45/73,177.66
  6. Step 6: Final answer
    x = 57,062.55

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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.