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Finding the Fourth Proportional to 29,040.58, 43,560.87 and 8,264.08

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Solution

The fourth proportional to 29,040.58, 43,560.87 and 8,264.08 is: 12,396.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,040.58 : 43,560.87 = 8,264.08 : x
  2. Step 2: Convert to fraction form
    29,040.58/43,560.87 = 8,264.08/x
  3. Step 3: Cross multiply
    29,040.58x = 43,560.87 × 8,264.08
  4. Step 4: Simplify right side
    29,040.58x = 359,990,514.55
  5. Step 5: Solve for x
    x = 359,990,514.55/29,040.58
  6. Step 6: Final answer
    x = 12,396.12

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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.