Home / 222,033.41-306,408.53-121,429.25

Finding the Fourth Proportional to 222,033.41, 306,408.53 and 121,429.25

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Solution

The fourth proportional to 222,033.41, 306,408.53 and 121,429.25 is: 167,573.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,033.41 : 306,408.53 = 121,429.25 : x
  2. Step 2: Convert to fraction form
    222,033.41/306,408.53 = 121,429.25/x
  3. Step 3: Cross multiply
    222,033.41x = 306,408.53 × 121,429.25
  4. Step 4: Simplify right side
    222,033.41x = 37,206,957,384.36
  5. Step 5: Solve for x
    x = 37,206,957,384.36/222,033.41
  6. Step 6: Final answer
    x = 167,573.69

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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.