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Finding the Fourth Proportional to 123,178.69, 184,767.63 and 29,684.44

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Solution

The fourth proportional to 123,178.69, 184,767.63 and 29,684.44 is: 44,526.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,178.69 : 184,767.63 = 29,684.44 : x
  2. Step 2: Convert to fraction form
    123,178.69/184,767.63 = 29,684.44/x
  3. Step 3: Cross multiply
    123,178.69x = 184,767.63 × 29,684.44
  4. Step 4: Simplify right side
    123,178.69x = 5,484,723,913.30
  5. Step 5: Solve for x
    x = 5,484,723,913.30/123,178.69
  6. Step 6: Final answer
    x = 44,526.56

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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.