Home / 23,081.50-34,625.60-7,281.20

Finding the Fourth Proportional to 23,081.50, 34,625.60 and 7,281.20

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Solution

The fourth proportional to 23,081.50, 34,625.60 and 7,281.20 is: 10,922.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,081.50 : 34,625.60 = 7,281.20 : x
  2. Step 2: Convert to fraction form
    23,081.50/34,625.60 = 7,281.20/x
  3. Step 3: Cross multiply
    23,081.50x = 34,625.60 × 7,281.20
  4. Step 4: Simplify right side
    23,081.50x = 252,115,918.72
  5. Step 5: Solve for x
    x = 252,115,918.72/23,081.50
  6. Step 6: Final answer
    x = 10,922.86

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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.