Home / 119,605.05-179,407.83-112,297.74

Finding the Fourth Proportional to 119,605.05, 179,407.83 and 112,297.74

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Solution

The fourth proportional to 119,605.05, 179,407.83 and 112,297.74 is: 168,446.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,605.05 : 179,407.83 = 112,297.74 : x
  2. Step 2: Convert to fraction form
    119,605.05/179,407.83 = 112,297.74/x
  3. Step 3: Cross multiply
    119,605.05x = 179,407.83 × 112,297.74
  4. Step 4: Simplify right side
    119,605.05x = 20,147,093,847.30
  5. Step 5: Solve for x
    x = 20,147,093,847.30/119,605.05
  6. Step 6: Final answer
    x = 168,446.85

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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.