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Finding the Fourth Proportional to 16,495.53, 22,763.75 and 8,941.79

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Solution

The fourth proportional to 16,495.53, 22,763.75 and 8,941.79 is: 12,339.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,495.53 : 22,763.75 = 8,941.79 : x
  2. Step 2: Convert to fraction form
    16,495.53/22,763.75 = 8,941.79/x
  3. Step 3: Cross multiply
    16,495.53x = 22,763.75 × 8,941.79
  4. Step 4: Simplify right side
    16,495.53x = 203,548,734.61
  5. Step 5: Solve for x
    x = 203,548,734.61/16,495.53
  6. Step 6: Final answer
    x = 12,339.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.