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Finding the Fourth Proportional to 123,133.92, 184,700.90 and 29,639.67

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Solution

The fourth proportional to 123,133.92, 184,700.90 and 29,639.67 is: 44,459.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,133.92 : 184,700.90 = 29,639.67 : x
  2. Step 2: Convert to fraction form
    123,133.92/184,700.90 = 29,639.67/x
  3. Step 3: Cross multiply
    123,133.92x = 184,700.90 × 29,639.67
  4. Step 4: Simplify right side
    123,133.92x = 5,474,473,724.70
  5. Step 5: Solve for x
    x = 5,474,473,724.70/123,133.92
  6. Step 6: Final answer
    x = 44,459.51

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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.