Home / 248,260.60-372,481.08-121,887.37

Finding the Fourth Proportional to 248,260.60, 372,481.08 and 121,887.37

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Solution

The fourth proportional to 248,260.60, 372,481.08 and 121,887.37 is: 182,875.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,260.60 : 372,481.08 = 121,887.37 : x
  2. Step 2: Convert to fraction form
    248,260.60/372,481.08 = 121,887.37/x
  3. Step 3: Cross multiply
    248,260.60x = 372,481.08 × 121,887.37
  4. Step 4: Simplify right side
    248,260.60x = 45,400,739,215.96
  5. Step 5: Solve for x
    x = 45,400,739,215.96/248,260.60
  6. Step 6: Final answer
    x = 182,875.33

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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.