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Finding the Fourth Proportional to 47,269.20, 70,903.80 and 23,892.60

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Solution

The fourth proportional to 47,269.20, 70,903.80 and 23,892.60 is: 35,838.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,269.20 : 70,903.80 = 23,892.60 : x
  2. Step 2: Convert to fraction form
    47,269.20/70,903.80 = 23,892.60/x
  3. Step 3: Cross multiply
    47,269.20x = 70,903.80 × 23,892.60
  4. Step 4: Simplify right side
    47,269.20x = 1,694,076,131.88
  5. Step 5: Solve for x
    x = 1,694,076,131.88/47,269.20
  6. Step 6: Final answer
    x = 35,838.90

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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.