Home / 132,099.66-197,900.36-102,372.18

Finding the Fourth Proportional to 132,099.66, 197,900.36 and 102,372.18

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Solution

The fourth proportional to 132,099.66, 197,900.36 and 102,372.18 is: 153,365.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,099.66 : 197,900.36 = 102,372.18 : x
  2. Step 2: Convert to fraction form
    132,099.66/197,900.36 = 102,372.18/x
  3. Step 3: Cross multiply
    132,099.66x = 197,900.36 × 102,372.18
  4. Step 4: Simplify right side
    132,099.66x = 20,259,491,538.33
  5. Step 5: Solve for x
    x = 20,259,491,538.33/132,099.66
  6. Step 6: Final answer
    x = 153,365.21

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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.