Home / 248,719.65-343,493.64-171,396.36

Finding the Fourth Proportional to 248,719.65, 343,493.64 and 171,396.36

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Solution

The fourth proportional to 248,719.65, 343,493.64 and 171,396.36 is: 236,706.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,719.65 : 343,493.64 = 171,396.36 : x
  2. Step 2: Convert to fraction form
    248,719.65/343,493.64 = 171,396.36/x
  3. Step 3: Cross multiply
    248,719.65x = 343,493.64 × 171,396.36
  4. Step 4: Simplify right side
    248,719.65x = 58,873,559,579.15
  5. Step 5: Solve for x
    x = 58,873,559,579.15/248,719.65
  6. Step 6: Final answer
    x = 236,706.51

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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.