Home / 219,861.27-303,408.05-119,259.27

Finding the Fourth Proportional to 219,861.27, 303,408.05 and 119,259.27

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Solution

The fourth proportional to 219,861.27, 303,408.05 and 119,259.27 is: 164,577.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,861.27 : 303,408.05 = 119,259.27 : x
  2. Step 2: Convert to fraction form
    219,861.27/303,408.05 = 119,259.27/x
  3. Step 3: Cross multiply
    219,861.27x = 303,408.05 × 119,259.27
  4. Step 4: Simplify right side
    219,861.27x = 36,184,221,958.83
  5. Step 5: Solve for x
    x = 36,184,221,958.83/219,861.27
  6. Step 6: Final answer
    x = 164,577.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.