Home / 29,419.92-44,137.31-8,643.42

Finding the Fourth Proportional to 29,419.92, 44,137.31 and 8,643.42

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Solution

The fourth proportional to 29,419.92, 44,137.31 and 8,643.42 is: 12,967.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,419.92 : 44,137.31 = 8,643.42 : x
  2. Step 2: Convert to fraction form
    29,419.92/44,137.31 = 8,643.42/x
  3. Step 3: Cross multiply
    29,419.92x = 44,137.31 × 8,643.42
  4. Step 4: Simplify right side
    29,419.92x = 381,497,264.78
  5. Step 5: Solve for x
    x = 381,497,264.78/29,419.92
  6. Step 6: Final answer
    x = 12,967.31

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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.