Home / 29,311.11-43,966.28-7,124.42

Finding the Fourth Proportional to 29,311.11, 43,966.28 and 7,124.42

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Solution

The fourth proportional to 29,311.11, 43,966.28 and 7,124.42 is: 10,686.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,311.11 : 43,966.28 = 7,124.42 : x
  2. Step 2: Convert to fraction form
    29,311.11/43,966.28 = 7,124.42/x
  3. Step 3: Cross multiply
    29,311.11x = 43,966.28 × 7,124.42
  4. Step 4: Simplify right side
    29,311.11x = 313,234,244.56
  5. Step 5: Solve for x
    x = 313,234,244.56/29,311.11
  6. Step 6: Final answer
    x = 10,686.54

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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.