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Finding the Fourth Proportional to 22,665.86, 33,846.07 and 18,514.07

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Solution

The fourth proportional to 22,665.86, 33,846.07 and 18,514.07 is: 27,646.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,665.86 : 33,846.07 = 18,514.07 : x
  2. Step 2: Convert to fraction form
    22,665.86/33,846.07 = 18,514.07/x
  3. Step 3: Cross multiply
    22,665.86x = 33,846.07 × 18,514.07
  4. Step 4: Simplify right side
    22,665.86x = 626,628,509.20
  5. Step 5: Solve for x
    x = 626,628,509.20/22,665.86
  6. Step 6: Final answer
    x = 27,646.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.