Home / 199,311.60-298,967.40-163,882.20

Finding the Fourth Proportional to 199,311.60, 298,967.40 and 163,882.20

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Solution

The fourth proportional to 199,311.60, 298,967.40 and 163,882.20 is: 245,823.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,311.60 : 298,967.40 = 163,882.20 : x
  2. Step 2: Convert to fraction form
    199,311.60/298,967.40 = 163,882.20/x
  3. Step 3: Cross multiply
    199,311.60x = 298,967.40 × 163,882.20
  4. Step 4: Simplify right side
    199,311.60x = 48,995,435,240.28
  5. Step 5: Solve for x
    x = 48,995,435,240.28/199,311.60
  6. Step 6: Final answer
    x = 245,823.30

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1.5x scale

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.