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Finding the Fourth Proportional to 67,394.63, 101,020.87 and 25,247.19

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Solution

The fourth proportional to 67,394.63, 101,020.87 and 25,247.19 is: 37,844.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,394.63 : 101,020.87 = 25,247.19 : x
  2. Step 2: Convert to fraction form
    67,394.63/101,020.87 = 25,247.19/x
  3. Step 3: Cross multiply
    67,394.63x = 101,020.87 × 25,247.19
  4. Step 4: Simplify right side
    67,394.63x = 2,550,493,509.24
  5. Step 5: Solve for x
    x = 2,550,493,509.24/67,394.63
  6. Step 6: Final answer
    x = 37,844.16

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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.