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Finding the Fourth Proportional to 23,457.42, 35,182.49 and 8,662.98

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Solution

The fourth proportional to 23,457.42, 35,182.49 and 8,662.98 is: 12,993.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,457.42 : 35,182.49 = 8,662.98 : x
  2. Step 2: Convert to fraction form
    23,457.42/35,182.49 = 8,662.98/x
  3. Step 3: Cross multiply
    23,457.42x = 35,182.49 × 8,662.98
  4. Step 4: Simplify right side
    23,457.42x = 304,785,163.91
  5. Step 5: Solve for x
    x = 304,785,163.91/23,457.42
  6. Step 6: Final answer
    x = 12,993.12

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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.