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Finding the Fourth Proportional to 23,857.35, 35,786.03 and 12,047.55

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Solution

The fourth proportional to 23,857.35, 35,786.03 and 12,047.55 is: 18,071.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,857.35 : 35,786.03 = 12,047.55 : x
  2. Step 2: Convert to fraction form
    23,857.35/35,786.03 = 12,047.55/x
  3. Step 3: Cross multiply
    23,857.35x = 35,786.03 × 12,047.55
  4. Step 4: Simplify right side
    23,857.35x = 431,133,925.49
  5. Step 5: Solve for x
    x = 431,133,925.49/23,857.35
  6. Step 6: Final answer
    x = 18,071.33

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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.