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Finding the Fourth Proportional to 60,453.69, 90,680.39 and 16,080.47

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Solution

The fourth proportional to 60,453.69, 90,680.39 and 16,080.47 is: 24,120.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,453.69 : 90,680.39 = 16,080.47 : x
  2. Step 2: Convert to fraction form
    60,453.69/90,680.39 = 16,080.47/x
  3. Step 3: Cross multiply
    60,453.69x = 90,680.39 × 16,080.47
  4. Step 4: Simplify right side
    60,453.69x = 1,458,183,290.98
  5. Step 5: Solve for x
    x = 1,458,183,290.98/60,453.69
  6. Step 6: Final answer
    x = 24,120.67

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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.