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Finding the Fourth Proportional to 23,605.54, 35,381.88 and 18,081.54

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Solution

The fourth proportional to 23,605.54, 35,381.88 and 18,081.54 is: 27,102.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,605.54 : 35,381.88 = 18,081.54 : x
  2. Step 2: Convert to fraction form
    23,605.54/35,381.88 = 18,081.54/x
  3. Step 3: Cross multiply
    23,605.54x = 35,381.88 × 18,081.54
  4. Step 4: Simplify right side
    23,605.54x = 639,758,878.50
  5. Step 5: Solve for x
    x = 639,758,878.50/23,605.54
  6. Step 6: Final answer
    x = 27,102.07

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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.