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Finding the Fourth Proportional to 73,993.68, 102,097.98 and 43,763.94

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Solution

The fourth proportional to 73,993.68, 102,097.98 and 43,763.94 is: 60,386.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,993.68 : 102,097.98 = 43,763.94 : x
  2. Step 2: Convert to fraction form
    73,993.68/102,097.98 = 43,763.94/x
  3. Step 3: Cross multiply
    73,993.68x = 102,097.98 × 43,763.94
  4. Step 4: Simplify right side
    73,993.68x = 4,468,209,870.84
  5. Step 5: Solve for x
    x = 4,468,209,870.84/73,993.68
  6. Step 6: Final answer
    x = 60,386.37

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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.