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Finding the Fourth Proportional to 16,596, 22,903.12 and 9,144.48

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Solution

The fourth proportional to 16,596, 22,903.12 and 9,144.48 is: 12,619.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,596 : 22,903.12 = 9,144.48 : x
  2. Step 2: Convert to fraction form
    16,596/22,903.12 = 9,144.48/x
  3. Step 3: Cross multiply
    16,596x = 22,903.12 × 9,144.48
  4. Step 4: Simplify right side
    16,596x = 209,437,122.78
  5. Step 5: Solve for x
    x = 209,437,122.78/16,596
  6. Step 6: Final answer
    x = 12,619.74

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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.