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Finding the Fourth Proportional to 67,892.64, 101,814.65 and 23,507.47

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Solution

The fourth proportional to 67,892.64, 101,814.65 and 23,507.47 is: 35,252.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,892.64 : 101,814.65 = 23,507.47 : x
  2. Step 2: Convert to fraction form
    67,892.64/101,814.65 = 23,507.47/x
  3. Step 3: Cross multiply
    67,892.64x = 101,814.65 × 23,507.47
  4. Step 4: Simplify right side
    67,892.64x = 2,393,404,830.44
  5. Step 5: Solve for x
    x = 2,393,404,830.44/67,892.64
  6. Step 6: Final answer
    x = 35,252.79

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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.