Home / 28,790.22-43,181.66-10,069.50

Finding the Fourth Proportional to 28,790.22, 43,181.66 and 10,069.50

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Solution

The fourth proportional to 28,790.22, 43,181.66 and 10,069.50 is: 15,102.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,790.22 : 43,181.66 = 10,069.50 : x
  2. Step 2: Convert to fraction form
    28,790.22/43,181.66 = 10,069.50/x
  3. Step 3: Cross multiply
    28,790.22x = 43,181.66 × 10,069.50
  4. Step 4: Simplify right side
    28,790.22x = 434,817,725.37
  5. Step 5: Solve for x
    x = 434,817,725.37/28,790.22
  6. Step 6: Final answer
    x = 15,102.97

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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.