Home / 132,054.96-197,639.57-108,361.55

Finding the Fourth Proportional to 132,054.96, 197,639.57 and 108,361.55

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Solution

The fourth proportional to 132,054.96, 197,639.57 and 108,361.55 is: 162,178.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,054.96 : 197,639.57 = 108,361.55 : x
  2. Step 2: Convert to fraction form
    132,054.96/197,639.57 = 108,361.55/x
  3. Step 3: Cross multiply
    132,054.96x = 197,639.57 × 108,361.55
  4. Step 4: Simplify right side
    132,054.96x = 21,416,530,098.82
  5. Step 5: Solve for x
    x = 21,416,530,098.82/132,054.96
  6. Step 6: Final answer
    x = 162,178.91

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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.