Home / 53,419.32-80,147.34-23,857.56

Finding the Fourth Proportional to 53,419.32, 80,147.34 and 23,857.56

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Solution

The fourth proportional to 53,419.32, 80,147.34 and 23,857.56 is: 35,794.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,419.32 : 80,147.34 = 23,857.56 : x
  2. Step 2: Convert to fraction form
    53,419.32/80,147.34 = 23,857.56/x
  3. Step 3: Cross multiply
    53,419.32x = 80,147.34 × 23,857.56
  4. Step 4: Simplify right side
    53,419.32x = 1,912,119,972.89
  5. Step 5: Solve for x
    x = 1,912,119,972.89/53,419.32
  6. Step 6: Final answer
    x = 35,794.54

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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.