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Finding the Fourth Proportional to 23,173.70, 34,765.88 and 9,847.10

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Solution

The fourth proportional to 23,173.70, 34,765.88 and 9,847.10 is: 14,772.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,173.70 : 34,765.88 = 9,847.10 : x
  2. Step 2: Convert to fraction form
    23,173.70/34,765.88 = 9,847.10/x
  3. Step 3: Cross multiply
    23,173.70x = 34,765.88 × 9,847.10
  4. Step 4: Simplify right side
    23,173.70x = 342,343,134.63
  5. Step 5: Solve for x
    x = 342,343,134.63/23,173.70
  6. Step 6: Final answer
    x = 14,772.92

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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.