Home / 248,589.21-343,041.30-141,145.14

Finding the Fourth Proportional to 248,589.21, 343,041.30 and 141,145.14

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Solution

The fourth proportional to 248,589.21, 343,041.30 and 141,145.14 is: 194,773.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,589.21 : 343,041.30 = 141,145.14 : x
  2. Step 2: Convert to fraction form
    248,589.21/343,041.30 = 141,145.14/x
  3. Step 3: Cross multiply
    248,589.21x = 343,041.30 × 141,145.14
  4. Step 4: Simplify right side
    248,589.21x = 48,418,612,314.28
  5. Step 5: Solve for x
    x = 48,418,612,314.28/248,589.21
  6. Step 6: Final answer
    x = 194,773.59

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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.