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Finding the Fourth Proportional to 40,697.50, 61,323.57 and 33,464

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Solution

The fourth proportional to 40,697.50, 61,323.57 and 33,464 is: 50,424.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,697.50 : 61,323.57 = 33,464 : x
  2. Step 2: Convert to fraction form
    40,697.50/61,323.57 = 33,464/x
  3. Step 3: Cross multiply
    40,697.50x = 61,323.57 × 33,464
  4. Step 4: Simplify right side
    40,697.50x = 2,052,131,946.48
  5. Step 5: Solve for x
    x = 2,052,131,946.48/40,697.50
  6. Step 6: Final answer
    x = 50,424.03

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.