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Finding the Fourth Proportional to 73,369.67, 110,040.07 and 23,436.30

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Solution

The fourth proportional to 73,369.67, 110,040.07 and 23,436.30 is: 35,149.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,369.67 : 110,040.07 = 23,436.30 : x
  2. Step 2: Convert to fraction form
    73,369.67/110,040.07 = 23,436.30/x
  3. Step 3: Cross multiply
    73,369.67x = 110,040.07 × 23,436.30
  4. Step 4: Simplify right side
    73,369.67x = 2,578,931,975.36
  5. Step 5: Solve for x
    x = 2,578,931,975.36/73,369.67
  6. Step 6: Final answer
    x = 35,149.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.