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Finding the Fourth Proportional to 9,437.99, 14,156.17 and 3,197.87

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Solution

The fourth proportional to 9,437.99, 14,156.17 and 3,197.87 is: 4,796.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,437.99 : 14,156.17 = 3,197.87 : x
  2. Step 2: Convert to fraction form
    9,437.99/14,156.17 = 3,197.87/x
  3. Step 3: Cross multiply
    9,437.99x = 14,156.17 × 3,197.87
  4. Step 4: Simplify right side
    9,437.99x = 45,269,591.36
  5. Step 5: Solve for x
    x = 45,269,591.36/9,437.99
  6. Step 6: Final answer
    x = 4,796.53

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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.