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Finding the Fourth Proportional to 36,706.28, 54,984.90 and 16,957.40

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Solution

The fourth proportional to 36,706.28, 54,984.90 and 16,957.40 is: 25,401.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,706.28 : 54,984.90 = 16,957.40 : x
  2. Step 2: Convert to fraction form
    36,706.28/54,984.90 = 16,957.40/x
  3. Step 3: Cross multiply
    36,706.28x = 54,984.90 × 16,957.40
  4. Step 4: Simplify right side
    36,706.28x = 932,400,943.26
  5. Step 5: Solve for x
    x = 932,400,943.26/36,706.28
  6. Step 6: Final answer
    x = 25,401.67

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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.