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Finding the Fourth Proportional to 93,794.69, 140,706.72 and 30,600.21

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Solution

The fourth proportional to 93,794.69, 140,706.72 and 30,600.21 is: 45,905.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,794.69 : 140,706.72 = 30,600.21 : x
  2. Step 2: Convert to fraction form
    93,794.69/140,706.72 = 30,600.21/x
  3. Step 3: Cross multiply
    93,794.69x = 140,706.72 × 30,600.21
  4. Step 4: Simplify right side
    93,794.69x = 4,305,655,180.41
  5. Step 5: Solve for x
    x = 4,305,655,180.41/93,794.69
  6. Step 6: Final answer
    x = 45,905.11

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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.