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Finding the Fourth Proportional to 51,893.64, 77,772.78 and 23,803.56

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Solution

The fourth proportional to 51,893.64, 77,772.78 and 23,803.56 is: 35,674.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,893.64 : 77,772.78 = 23,803.56 : x
  2. Step 2: Convert to fraction form
    51,893.64/77,772.78 = 23,803.56/x
  3. Step 3: Cross multiply
    51,893.64x = 77,772.78 × 23,803.56
  4. Step 4: Simplify right side
    51,893.64x = 1,851,269,035.10
  5. Step 5: Solve for x
    x = 1,851,269,035.10/51,893.64
  6. Step 6: Final answer
    x = 35,674.30

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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.