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Finding the Fourth Proportional to 38,000.44, 57,011.10 and 15,824.20

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Solution

The fourth proportional to 38,000.44, 57,011.10 and 15,824.20 is: 23,740.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,000.44 : 57,011.10 = 15,824.20 : x
  2. Step 2: Convert to fraction form
    38,000.44/57,011.10 = 15,824.20/x
  3. Step 3: Cross multiply
    38,000.44x = 57,011.10 × 15,824.20
  4. Step 4: Simplify right side
    38,000.44x = 902,155,048.62
  5. Step 5: Solve for x
    x = 902,155,048.62/38,000.44
  6. Step 6: Final answer
    x = 23,740.65

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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.