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Finding the Fourth Proportional to 67,367.53, 101,034.05 and 19,971.53

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Solution

The fourth proportional to 67,367.53, 101,034.05 and 19,971.53 is: 29,952.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,367.53 : 101,034.05 = 19,971.53 : x
  2. Step 2: Convert to fraction form
    67,367.53/101,034.05 = 19,971.53/x
  3. Step 3: Cross multiply
    67,367.53x = 101,034.05 × 19,971.53
  4. Step 4: Simplify right side
    67,367.53x = 2,017,804,845.86
  5. Step 5: Solve for x
    x = 2,017,804,845.86/67,367.53
  6. Step 6: Final answer
    x = 29,952.19

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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.