Home / 119,193.53-178,790.22-30,447.09

Finding the Fourth Proportional to 119,193.53, 178,790.22 and 30,447.09

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Solution

The fourth proportional to 119,193.53, 178,790.22 and 30,447.09 is: 45,670.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,193.53 : 178,790.22 = 30,447.09 : x
  2. Step 2: Convert to fraction form
    119,193.53/178,790.22 = 30,447.09/x
  3. Step 3: Cross multiply
    119,193.53x = 178,790.22 × 30,447.09
  4. Step 4: Simplify right side
    119,193.53x = 5,443,641,919.46
  5. Step 5: Solve for x
    x = 5,443,641,919.46/119,193.53
  6. Step 6: Final answer
    x = 45,670.62

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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.