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Finding the Fourth Proportional to 67,699.08, 101,606.94 and 32,668.20

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Solution

The fourth proportional to 67,699.08, 101,606.94 and 32,668.20 is: 49,030.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,699.08 : 101,606.94 = 32,668.20 : x
  2. Step 2: Convert to fraction form
    67,699.08/101,606.94 = 32,668.20/x
  3. Step 3: Cross multiply
    67,699.08x = 101,606.94 × 32,668.20
  4. Step 4: Simplify right side
    67,699.08x = 3,319,315,837.31
  5. Step 5: Solve for x
    x = 3,319,315,837.31/67,699.08
  6. Step 6: Final answer
    x = 49,030.44

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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.