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Finding the Fourth Proportional to 37,473.67, 51,713.62 and 20,706.67

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Solution

The fourth proportional to 37,473.67, 51,713.62 and 20,706.67 is: 28,575.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,473.67 : 51,713.62 = 20,706.67 : x
  2. Step 2: Convert to fraction form
    37,473.67/51,713.62 = 20,706.67/x
  3. Step 3: Cross multiply
    37,473.67x = 51,713.62 × 20,706.67
  4. Step 4: Simplify right side
    37,473.67x = 1,070,816,863.85
  5. Step 5: Solve for x
    x = 1,070,816,863.85/37,473.67
  6. Step 6: Final answer
    x = 28,575.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.