Home / 268,020.25-369,865.39-147,160.48

Finding the Fourth Proportional to 268,020.25, 369,865.39 and 147,160.48

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Solution

The fourth proportional to 268,020.25, 369,865.39 and 147,160.48 is: 203,080.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,020.25 : 369,865.39 = 147,160.48 : x
  2. Step 2: Convert to fraction form
    268,020.25/369,865.39 = 147,160.48/x
  3. Step 3: Cross multiply
    268,020.25x = 369,865.39 × 147,160.48
  4. Step 4: Simplify right side
    268,020.25x = 54,429,568,004.65
  5. Step 5: Solve for x
    x = 54,429,568,004.65/268,020.25
  6. Step 6: Final answer
    x = 203,080.06

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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.