Home / 248,515.19-372,785.09-71,048.37

Finding the Fourth Proportional to 248,515.19, 372,785.09 and 71,048.37

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Solution

The fourth proportional to 248,515.19, 372,785.09 and 71,048.37 is: 106,576.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,515.19 : 372,785.09 = 71,048.37 : x
  2. Step 2: Convert to fraction form
    248,515.19/372,785.09 = 71,048.37/x
  3. Step 3: Cross multiply
    248,515.19x = 372,785.09 × 71,048.37
  4. Step 4: Simplify right side
    248,515.19x = 26,485,773,004.80
  5. Step 5: Solve for x
    x = 26,485,773,004.80/248,515.19
  6. Step 6: Final answer
    x = 106,576.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.