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Finding the Fourth Proportional to 56,701.44, 84,978.18 and 23,383.44

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Solution

The fourth proportional to 56,701.44, 84,978.18 and 23,383.44 is: 35,044.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,701.44 : 84,978.18 = 23,383.44 : x
  2. Step 2: Convert to fraction form
    56,701.44/84,978.18 = 23,383.44/x
  3. Step 3: Cross multiply
    56,701.44x = 84,978.18 × 23,383.44
  4. Step 4: Simplify right side
    56,701.44x = 1,987,082,173.34
  5. Step 5: Solve for x
    x = 1,987,082,173.34/56,701.44
  6. Step 6: Final answer
    x = 35,044.65

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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.