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Finding the Fourth Proportional to 18,008.70, 24,850.71 and 10,049.82

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Solution

The fourth proportional to 18,008.70, 24,850.71 and 10,049.82 is: 13,868.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,008.70 : 24,850.71 = 10,049.82 : x
  2. Step 2: Convert to fraction form
    18,008.70/24,850.71 = 10,049.82/x
  3. Step 3: Cross multiply
    18,008.70x = 24,850.71 × 10,049.82
  4. Step 4: Simplify right side
    18,008.70x = 249,745,162.37
  5. Step 5: Solve for x
    x = 249,745,162.37/18,008.70
  6. Step 6: Final answer
    x = 13,868.03

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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.