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Finding the Fourth Proportional to 18,303.27, 27,403.02 and 12,044.46

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Solution

The fourth proportional to 18,303.27, 27,403.02 and 12,044.46 is: 18,032.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,303.27 : 27,403.02 = 12,044.46 : x
  2. Step 2: Convert to fraction form
    18,303.27/27,403.02 = 12,044.46/x
  3. Step 3: Cross multiply
    18,303.27x = 27,403.02 × 12,044.46
  4. Step 4: Simplify right side
    18,303.27x = 330,054,578.27
  5. Step 5: Solve for x
    x = 330,054,578.27/18,303.27
  6. Step 6: Final answer
    x = 18,032.55

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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.