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Finding the Fourth Proportional to 18,019.10, 24,866.30 and 10,063.21

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Solution

The fourth proportional to 18,019.10, 24,866.30 and 10,063.21 is: 13,887.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,019.10 : 24,866.30 = 10,063.21 : x
  2. Step 2: Convert to fraction form
    18,019.10/24,866.30 = 10,063.21/x
  3. Step 3: Cross multiply
    18,019.10x = 24,866.30 × 10,063.21
  4. Step 4: Simplify right side
    18,019.10x = 250,234,761.82
  5. Step 5: Solve for x
    x = 250,234,761.82/18,019.10
  6. Step 6: Final answer
    x = 13,887.20

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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.