Home / 248,268.16-372,460.58-70,777.72

Finding the Fourth Proportional to 248,268.16, 372,460.58 and 70,777.72

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Solution

The fourth proportional to 248,268.16, 372,460.58 and 70,777.72 is: 106,183.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,268.16 : 372,460.58 = 70,777.72 : x
  2. Step 2: Convert to fraction form
    248,268.16/372,460.58 = 70,777.72/x
  3. Step 3: Cross multiply
    248,268.16x = 372,460.58 × 70,777.72
  4. Step 4: Simplify right side
    248,268.16x = 26,361,910,642.28
  5. Step 5: Solve for x
    x = 26,361,910,642.28/248,268.16
  6. Step 6: Final answer
    x = 106,183.21

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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.