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Finding the Fourth Proportional to 36,889.52, 50,899.27 and 21,774.08

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Solution

The fourth proportional to 36,889.52, 50,899.27 and 21,774.08 is: 30,043.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,889.52 : 50,899.27 = 21,774.08 : x
  2. Step 2: Convert to fraction form
    36,889.52/50,899.27 = 21,774.08/x
  3. Step 3: Cross multiply
    36,889.52x = 50,899.27 × 21,774.08
  4. Step 4: Simplify right side
    36,889.52x = 1,108,284,467.99
  5. Step 5: Solve for x
    x = 1,108,284,467.99/36,889.52
  6. Step 6: Final answer
    x = 30,043.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.