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Finding the Fourth Proportional to 29,014.10, 43,521.15 and 8,234.90

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Solution

The fourth proportional to 29,014.10, 43,521.15 and 8,234.90 is: 12,352.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,014.10 : 43,521.15 = 8,234.90 : x
  2. Step 2: Convert to fraction form
    29,014.10/43,521.15 = 8,234.90/x
  3. Step 3: Cross multiply
    29,014.10x = 43,521.15 × 8,234.90
  4. Step 4: Simplify right side
    29,014.10x = 358,392,318.14
  5. Step 5: Solve for x
    x = 358,392,318.14/29,014.10
  6. Step 6: Final answer
    x = 12,352.35

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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.