Home / 345,086.40-476,219.04-194,183.52

Finding the Fourth Proportional to 345,086.40, 476,219.04 and 194,183.52

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Solution

The fourth proportional to 345,086.40, 476,219.04 and 194,183.52 is: 267,973.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,086.40 : 476,219.04 = 194,183.52 : x
  2. Step 2: Convert to fraction form
    345,086.40/476,219.04 = 194,183.52/x
  3. Step 3: Cross multiply
    345,086.40x = 476,219.04 × 194,183.52
  4. Step 4: Simplify right side
    345,086.40x = 92,473,889,478.22
  5. Step 5: Solve for x
    x = 92,473,889,478.22/345,086.40
  6. Step 6: Final answer
    x = 267,973.15

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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.