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Finding the Fourth Proportional to 66,082.63, 99,123.09 and 16,163.14

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Solution

The fourth proportional to 66,082.63, 99,123.09 and 16,163.14 is: 24,244.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,082.63 : 99,123.09 = 16,163.14 : x
  2. Step 2: Convert to fraction form
    66,082.63/99,123.09 = 16,163.14/x
  3. Step 3: Cross multiply
    66,082.63x = 99,123.09 × 16,163.14
  4. Step 4: Simplify right side
    66,082.63x = 1,602,140,380.90
  5. Step 5: Solve for x
    x = 1,602,140,380.90/66,082.63
  6. Step 6: Final answer
    x = 24,244.50

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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.