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Finding the Fourth Proportional to 18,058.09, 27,057.49 and 17,366.00

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Solution

The fourth proportional to 18,058.09, 27,057.49 and 17,366.00 is: 26,020.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,058.09 : 27,057.49 = 17,366.00 : x
  2. Step 2: Convert to fraction form
    18,058.09/27,057.49 = 17,366.00/x
  3. Step 3: Cross multiply
    18,058.09x = 27,057.49 × 17,366.00
  4. Step 4: Simplify right side
    18,058.09x = 469,880,290.32
  5. Step 5: Solve for x
    x = 469,880,290.32/18,058.09
  6. Step 6: Final answer
    x = 26,020.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.