Home / 132,819.54-199,170.69-38,028.21

Finding the Fourth Proportional to 132,819.54, 199,170.69 and 38,028.21

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Solution

The fourth proportional to 132,819.54, 199,170.69 and 38,028.21 is: 57,025.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,819.54 : 199,170.69 = 38,028.21 : x
  2. Step 2: Convert to fraction form
    132,819.54/199,170.69 = 38,028.21/x
  3. Step 3: Cross multiply
    132,819.54x = 199,170.69 × 38,028.21
  4. Step 4: Simplify right side
    132,819.54x = 7,574,104,825.16
  5. Step 5: Solve for x
    x = 7,574,104,825.16/132,819.54
  6. Step 6: Final answer
    x = 57,025.53

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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.