Home / 226,435.86-311,941.41-158,325.39

Finding the Fourth Proportional to 226,435.86, 311,941.41 and 158,325.39

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Solution

The fourth proportional to 226,435.86, 311,941.41 and 158,325.39 is: 218,111.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,435.86 : 311,941.41 = 158,325.39 : x
  2. Step 2: Convert to fraction form
    226,435.86/311,941.41 = 158,325.39/x
  3. Step 3: Cross multiply
    226,435.86x = 311,941.41 × 158,325.39
  4. Step 4: Simplify right side
    226,435.86x = 49,388,245,395.40
  5. Step 5: Solve for x
    x = 49,388,245,395.40/226,435.86
  6. Step 6: Final answer
    x = 218,111.41

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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.