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Finding the Fourth Proportional to 17,580.78, 24,201.99 and 13,594.37

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Solution

The fourth proportional to 17,580.78, 24,201.99 and 13,594.37 is: 18,714.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,580.78 : 24,201.99 = 13,594.37 : x
  2. Step 2: Convert to fraction form
    17,580.78/24,201.99 = 13,594.37/x
  3. Step 3: Cross multiply
    17,580.78x = 24,201.99 × 13,594.37
  4. Step 4: Simplify right side
    17,580.78x = 329,010,685.79
  5. Step 5: Solve for x
    x = 329,010,685.79/17,580.78
  6. Step 6: Final answer
    x = 18,714.23

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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.