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Finding the Fourth Proportional to 19,594.08, 27,042.48 and 18,982.08

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Solution

The fourth proportional to 19,594.08, 27,042.48 and 18,982.08 is: 26,197.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,594.08 : 27,042.48 = 18,982.08 : x
  2. Step 2: Convert to fraction form
    19,594.08/27,042.48 = 18,982.08/x
  3. Step 3: Cross multiply
    19,594.08x = 27,042.48 × 18,982.08
  4. Step 4: Simplify right side
    19,594.08x = 513,322,518.76
  5. Step 5: Solve for x
    x = 513,322,518.76/19,594.08
  6. Step 6: Final answer
    x = 26,197.84

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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.