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Finding the Fourth Proportional to 64,107.66, 96,161.49 and 17,367.42

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Solution

The fourth proportional to 64,107.66, 96,161.49 and 17,367.42 is: 26,051.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,107.66 : 96,161.49 = 17,367.42 : x
  2. Step 2: Convert to fraction form
    64,107.66/96,161.49 = 17,367.42/x
  3. Step 3: Cross multiply
    64,107.66x = 96,161.49 × 17,367.42
  4. Step 4: Simplify right side
    64,107.66x = 1,670,076,984.66
  5. Step 5: Solve for x
    x = 1,670,076,984.66/64,107.66
  6. Step 6: Final answer
    x = 26,051.13

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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.