Home / 324,410.48-447,635.40-181,163.60

Finding the Fourth Proportional to 324,410.48, 447,635.40 and 181,163.60

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Solution

The fourth proportional to 324,410.48, 447,635.40 and 181,163.60 is: 249,977.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,410.48 : 447,635.40 = 181,163.60 : x
  2. Step 2: Convert to fraction form
    324,410.48/447,635.40 = 181,163.60/x
  3. Step 3: Cross multiply
    324,410.48x = 447,635.40 × 181,163.60
  4. Step 4: Simplify right side
    324,410.48x = 81,095,240,551.44
  5. Step 5: Solve for x
    x = 81,095,240,551.44/324,410.48
  6. Step 6: Final answer
    x = 249,977.25

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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.