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Finding the Fourth Proportional to 50,102.55, 75,159.23 and 16,821.27

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Solution

The fourth proportional to 50,102.55, 75,159.23 and 16,821.27 is: 25,233.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,102.55 : 75,159.23 = 16,821.27 : x
  2. Step 2: Convert to fraction form
    50,102.55/75,159.23 = 16,821.27/x
  3. Step 3: Cross multiply
    50,102.55x = 75,159.23 × 16,821.27
  4. Step 4: Simplify right side
    50,102.55x = 1,264,273,616.72
  5. Step 5: Solve for x
    x = 1,264,273,616.72/50,102.55
  6. Step 6: Final answer
    x = 25,233.72

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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.