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Finding the Fourth Proportional to 18,047.61, 24,854.04 and 16,922.52

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Solution

The fourth proportional to 18,047.61, 24,854.04 and 16,922.52 is: 23,304.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,047.61 : 24,854.04 = 16,922.52 : x
  2. Step 2: Convert to fraction form
    18,047.61/24,854.04 = 16,922.52/x
  3. Step 3: Cross multiply
    18,047.61x = 24,854.04 × 16,922.52
  4. Step 4: Simplify right side
    18,047.61x = 420,592,988.98
  5. Step 5: Solve for x
    x = 420,592,988.98/18,047.61
  6. Step 6: Final answer
    x = 23,304.64

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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.