Home / 39,020.55-58,524.89-12,725.25

Finding the Fourth Proportional to 39,020.55, 58,524.89 and 12,725.25

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Solution

The fourth proportional to 39,020.55, 58,524.89 and 12,725.25 is: 19,085.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,020.55 : 58,524.89 = 12,725.25 : x
  2. Step 2: Convert to fraction form
    39,020.55/58,524.89 = 12,725.25/x
  3. Step 3: Cross multiply
    39,020.55x = 58,524.89 × 12,725.25
  4. Step 4: Simplify right side
    39,020.55x = 744,743,792.85
  5. Step 5: Solve for x
    x = 744,743,792.85/39,020.55
  6. Step 6: Final answer
    x = 19,085.94

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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.