Home / 196,409.58-271,037.61-120,056.52

Finding the Fourth Proportional to 196,409.58, 271,037.61 and 120,056.52

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Solution

The fourth proportional to 196,409.58, 271,037.61 and 120,056.52 is: 165,673.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,409.58 : 271,037.61 = 120,056.52 : x
  2. Step 2: Convert to fraction form
    196,409.58/271,037.61 = 120,056.52/x
  3. Step 3: Cross multiply
    196,409.58x = 271,037.61 × 120,056.52
  4. Step 4: Simplify right side
    196,409.58x = 32,539,832,245.72
  5. Step 5: Solve for x
    x = 32,539,832,245.72/196,409.58
  6. Step 6: Final answer
    x = 165,673.35

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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.