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Finding the Fourth Proportional to 45,373.22, 68,063.06 and 12,093.11

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Solution

The fourth proportional to 45,373.22, 68,063.06 and 12,093.11 is: 18,140.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,373.22 : 68,063.06 = 12,093.11 : x
  2. Step 2: Convert to fraction form
    45,373.22/68,063.06 = 12,093.11/x
  3. Step 3: Cross multiply
    45,373.22x = 68,063.06 × 12,093.11
  4. Step 4: Simplify right side
    45,373.22x = 823,093,761.43
  5. Step 5: Solve for x
    x = 823,093,761.43/45,373.22
  6. Step 6: Final answer
    x = 18,140.52

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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.