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Finding the Fourth Proportional to 18,094.69, 27,265.30 and 14,879.80

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Solution

The fourth proportional to 18,094.69, 27,265.30 and 14,879.80 is: 22,421.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,094.69 : 27,265.30 = 14,879.80 : x
  2. Step 2: Convert to fraction form
    18,094.69/27,265.30 = 14,879.80/x
  3. Step 3: Cross multiply
    18,094.69x = 27,265.30 × 14,879.80
  4. Step 4: Simplify right side
    18,094.69x = 405,702,210.94
  5. Step 5: Solve for x
    x = 405,702,210.94/18,094.69
  6. Step 6: Final answer
    x = 22,421.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.