Home / 50,216.76-75,321.48-20,626.56

Finding the Fourth Proportional to 50,216.76, 75,321.48 and 20,626.56

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Solution

The fourth proportional to 50,216.76, 75,321.48 and 20,626.56 is: 30,938.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,216.76 : 75,321.48 = 20,626.56 : x
  2. Step 2: Convert to fraction form
    50,216.76/75,321.48 = 20,626.56/x
  3. Step 3: Cross multiply
    50,216.76x = 75,321.48 × 20,626.56
  4. Step 4: Simplify right side
    50,216.76x = 1,553,623,026.51
  5. Step 5: Solve for x
    x = 1,553,623,026.51/50,216.76
  6. Step 6: Final answer
    x = 30,938.34

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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.