Home / 50,287.97-75,430.77-25,321.31

Finding the Fourth Proportional to 50,287.97, 75,430.77 and 25,321.31

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Solution

The fourth proportional to 50,287.97, 75,430.77 and 25,321.31 is: 37,981.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,287.97 : 75,430.77 = 25,321.31 : x
  2. Step 2: Convert to fraction form
    50,287.97/75,430.77 = 25,321.31/x
  3. Step 3: Cross multiply
    50,287.97x = 75,430.77 × 25,321.31
  4. Step 4: Simplify right side
    50,287.97x = 1,910,005,910.71
  5. Step 5: Solve for x
    x = 1,910,005,910.71/50,287.97
  6. Step 6: Final answer
    x = 37,981.37

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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.