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Finding the Fourth Proportional to 18,051.01, 27,064.99 and 8,672.37

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Solution

The fourth proportional to 18,051.01, 27,064.99 and 8,672.37 is: 13,003.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,051.01 : 27,064.99 = 8,672.37 : x
  2. Step 2: Convert to fraction form
    18,051.01/27,064.99 = 8,672.37/x
  3. Step 3: Cross multiply
    18,051.01x = 27,064.99 × 8,672.37
  4. Step 4: Simplify right side
    18,051.01x = 234,717,428.64
  5. Step 5: Solve for x
    x = 234,717,428.64/18,051.01
  6. Step 6: Final answer
    x = 13,003.01

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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.