Home / 132,820.54-199,172.19-38,029.21

Finding the Fourth Proportional to 132,820.54, 199,172.19 and 38,029.21

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Solution

The fourth proportional to 132,820.54, 199,172.19 and 38,029.21 is: 57,027.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,820.54 : 199,172.19 = 38,029.21 : x
  2. Step 2: Convert to fraction form
    132,820.54/199,172.19 = 38,029.21/x
  3. Step 3: Cross multiply
    132,820.54x = 199,172.19 × 38,029.21
  4. Step 4: Simplify right side
    132,820.54x = 7,574,361,039.67
  5. Step 5: Solve for x
    x = 7,574,361,039.67/132,820.54
  6. Step 6: Final answer
    x = 57,027.03

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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.