Home / 30,147.09-41,555.05-23,763.33

Finding the Fourth Proportional to 30,147.09, 41,555.05 and 23,763.33

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Solution

The fourth proportional to 30,147.09, 41,555.05 and 23,763.33 is: 32,755.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,147.09 : 41,555.05 = 23,763.33 : x
  2. Step 2: Convert to fraction form
    30,147.09/41,555.05 = 23,763.33/x
  3. Step 3: Cross multiply
    30,147.09x = 41,555.05 × 23,763.33
  4. Step 4: Simplify right side
    30,147.09x = 987,486,366.32
  5. Step 5: Solve for x
    x = 987,486,366.32/30,147.09
  6. Step 6: Final answer
    x = 32,755.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.