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Finding the Fourth Proportional to 182,212.80, 273,189.60 and 69,849.60

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Solution

The fourth proportional to 182,212.80, 273,189.60 and 69,849.60 is: 104,724.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,212.80 : 273,189.60 = 69,849.60 : x
  2. Step 2: Convert to fraction form
    182,212.80/273,189.60 = 69,849.60/x
  3. Step 3: Cross multiply
    182,212.80x = 273,189.60 × 69,849.60
  4. Step 4: Simplify right side
    182,212.80x = 19,082,184,284.16
  5. Step 5: Solve for x
    x = 19,082,184,284.16/182,212.80
  6. Step 6: Final answer
    x = 104,724.72

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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.