Home / 212,940.21-293,846.90-117,441.21

Finding the Fourth Proportional to 212,940.21, 293,846.90 and 117,441.21

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Solution

The fourth proportional to 212,940.21, 293,846.90 and 117,441.21 is: 162,063.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,940.21 : 293,846.90 = 117,441.21 : x
  2. Step 2: Convert to fraction form
    212,940.21/293,846.90 = 117,441.21/x
  3. Step 3: Cross multiply
    212,940.21x = 293,846.90 × 117,441.21
  4. Step 4: Simplify right side
    212,940.21x = 34,509,734,903.54
  5. Step 5: Solve for x
    x = 34,509,734,903.54/212,940.21
  6. Step 6: Final answer
    x = 162,063.03

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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.