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Finding the Fourth Proportional to 71,274.85, 106,936.03 and 23,894.63

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Solution

The fourth proportional to 71,274.85, 106,936.03 and 23,894.63 is: 35,849.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,274.85 : 106,936.03 = 23,894.63 : x
  2. Step 2: Convert to fraction form
    71,274.85/106,936.03 = 23,894.63/x
  3. Step 3: Cross multiply
    71,274.85x = 106,936.03 × 23,894.63
  4. Step 4: Simplify right side
    71,274.85x = 2,555,196,870.52
  5. Step 5: Solve for x
    x = 2,555,196,870.52/71,274.85
  6. Step 6: Final answer
    x = 35,849.91

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1.5x scale

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.