Home / 109,197.23-163,712.46-34,274.03

Finding the Fourth Proportional to 109,197.23, 163,712.46 and 34,274.03

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Solution

The fourth proportional to 109,197.23, 163,712.46 and 34,274.03 is: 51,384.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,197.23 : 163,712.46 = 34,274.03 : x
  2. Step 2: Convert to fraction form
    109,197.23/163,712.46 = 34,274.03/x
  3. Step 3: Cross multiply
    109,197.23x = 163,712.46 × 34,274.03
  4. Step 4: Simplify right side
    109,197.23x = 5,611,085,765.41
  5. Step 5: Solve for x
    x = 5,611,085,765.41/109,197.23
  6. Step 6: Final answer
    x = 51,384.87

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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.