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Finding the Fourth Proportional to 18,059.85, 24,922.08 and 10,508.49

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Solution

The fourth proportional to 18,059.85, 24,922.08 and 10,508.49 is: 14,501.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,059.85 : 24,922.08 = 10,508.49 : x
  2. Step 2: Convert to fraction form
    18,059.85/24,922.08 = 10,508.49/x
  3. Step 3: Cross multiply
    18,059.85x = 24,922.08 × 10,508.49
  4. Step 4: Simplify right side
    18,059.85x = 261,893,428.46
  5. Step 5: Solve for x
    x = 261,893,428.46/18,059.85
  6. Step 6: Final answer
    x = 14,501.42

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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.