Home / 255,401.37-352,453.88-148,033.68

Finding the Fourth Proportional to 255,401.37, 352,453.88 and 148,033.68

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Solution

The fourth proportional to 255,401.37, 352,453.88 and 148,033.68 is: 204,286.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,401.37 : 352,453.88 = 148,033.68 : x
  2. Step 2: Convert to fraction form
    255,401.37/352,453.88 = 148,033.68/x
  3. Step 3: Cross multiply
    255,401.37x = 352,453.88 × 148,033.68
  4. Step 4: Simplify right side
    255,401.37x = 52,175,042,384.24
  5. Step 5: Solve for x
    x = 52,175,042,384.24/255,401.37
  6. Step 6: Final answer
    x = 204,286.47

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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.