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Finding the Fourth Proportional to 18,349.10, 27,487.20 and 10,014.20

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Solution

The fourth proportional to 18,349.10, 27,487.20 and 10,014.20 is: 15,001.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,349.10 : 27,487.20 = 10,014.20 : x
  2. Step 2: Convert to fraction form
    18,349.10/27,487.20 = 10,014.20/x
  3. Step 3: Cross multiply
    18,349.10x = 27,487.20 × 10,014.20
  4. Step 4: Simplify right side
    18,349.10x = 275,262,318.24
  5. Step 5: Solve for x
    x = 275,262,318.24/18,349.10
  6. Step 6: Final answer
    x = 15,001.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.