Home / 20,104.20-30,156.12-6,064.20

Finding the Fourth Proportional to 20,104.20, 30,156.12 and 6,064.20

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Solution

The fourth proportional to 20,104.20, 30,156.12 and 6,064.20 is: 9,096.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,104.20 : 30,156.12 = 6,064.20 : x
  2. Step 2: Convert to fraction form
    20,104.20/30,156.12 = 6,064.20/x
  3. Step 3: Cross multiply
    20,104.20x = 30,156.12 × 6,064.20
  4. Step 4: Simplify right side
    20,104.20x = 182,872,742.90
  5. Step 5: Solve for x
    x = 182,872,742.90/20,104.20
  6. Step 6: Final answer
    x = 9,096.25

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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.