Home / 53,021.92-73,170.48-29,150.14

Finding the Fourth Proportional to 53,021.92, 73,170.48 and 29,150.14

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Solution

The fourth proportional to 53,021.92, 73,170.48 and 29,150.14 is: 40,227.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,021.92 : 73,170.48 = 29,150.14 : x
  2. Step 2: Convert to fraction form
    53,021.92/73,170.48 = 29,150.14/x
  3. Step 3: Cross multiply
    53,021.92x = 73,170.48 × 29,150.14
  4. Step 4: Simplify right side
    53,021.92x = 2,132,929,735.87
  5. Step 5: Solve for x
    x = 2,132,929,735.87/53,021.92
  6. Step 6: Final answer
    x = 40,227.32

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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.