Home / 45,063.30-67,453.23-30,940.68

Finding the Fourth Proportional to 45,063.30, 67,453.23 and 30,940.68

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Solution

The fourth proportional to 45,063.30, 67,453.23 and 30,940.68 is: 46,313.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,063.30 : 67,453.23 = 30,940.68 : x
  2. Step 2: Convert to fraction form
    45,063.30/67,453.23 = 30,940.68/x
  3. Step 3: Cross multiply
    45,063.30x = 67,453.23 × 30,940.68
  4. Step 4: Simplify right side
    45,063.30x = 2,087,048,804.40
  5. Step 5: Solve for x
    x = 2,087,048,804.40/45,063.30
  6. Step 6: Final answer
    x = 46,313.71

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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.