Home / 248,939.40-343,264.62-168,226.92

Finding the Fourth Proportional to 248,939.40, 343,264.62 and 168,226.92

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Solution

The fourth proportional to 248,939.40, 343,264.62 and 168,226.92 is: 231,969.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,939.40 : 343,264.62 = 168,226.92 : x
  2. Step 2: Convert to fraction form
    248,939.40/343,264.62 = 168,226.92/x
  3. Step 3: Cross multiply
    248,939.40x = 343,264.62 × 168,226.92
  4. Step 4: Simplify right side
    248,939.40x = 57,746,349,767.57
  5. Step 5: Solve for x
    x = 57,746,349,767.57/248,939.40
  6. Step 6: Final answer
    x = 231,969.51

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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.