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Finding the Fourth Proportional to 18,543.88, 27,814.94 and 6,062.32

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Solution

The fourth proportional to 18,543.88, 27,814.94 and 6,062.32 is: 9,093.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,543.88 : 27,814.94 = 6,062.32 : x
  2. Step 2: Convert to fraction form
    18,543.88/27,814.94 = 6,062.32/x
  3. Step 3: Cross multiply
    18,543.88x = 27,814.94 × 6,062.32
  4. Step 4: Simplify right side
    18,543.88x = 168,622,897.67
  5. Step 5: Solve for x
    x = 168,622,897.67/18,543.88
  6. Step 6: Final answer
    x = 9,093.19

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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.