Home / 269,257.37-371,555.51-148,391.60

Finding the Fourth Proportional to 269,257.37, 371,555.51 and 148,391.60

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Solution

The fourth proportional to 269,257.37, 371,555.51 and 148,391.60 is: 204,769.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,257.37 : 371,555.51 = 148,391.60 : x
  2. Step 2: Convert to fraction form
    269,257.37/371,555.51 = 148,391.60/x
  3. Step 3: Cross multiply
    269,257.37x = 371,555.51 × 148,391.60
  4. Step 4: Simplify right side
    269,257.37x = 55,135,714,017.98
  5. Step 5: Solve for x
    x = 55,135,714,017.98/269,257.37
  6. Step 6: Final answer
    x = 204,769.57

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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.