Home / 23,269.75-34,829.70-12,160.60

Finding the Fourth Proportional to 23,269.75, 34,829.70 and 12,160.60

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Solution

The fourth proportional to 23,269.75, 34,829.70 and 12,160.60 is: 18,201.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,269.75 : 34,829.70 = 12,160.60 : x
  2. Step 2: Convert to fraction form
    23,269.75/34,829.70 = 12,160.60/x
  3. Step 3: Cross multiply
    23,269.75x = 34,829.70 × 12,160.60
  4. Step 4: Simplify right side
    23,269.75x = 423,550,049.82
  5. Step 5: Solve for x
    x = 423,550,049.82/23,269.75
  6. Step 6: Final answer
    x = 18,201.74

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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.