Home / 196,451.55-271,104.23-114,784.61

Finding the Fourth Proportional to 196,451.55, 271,104.23 and 114,784.61

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Solution

The fourth proportional to 196,451.55, 271,104.23 and 114,784.61 is: 158,403.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,451.55 : 271,104.23 = 114,784.61 : x
  2. Step 2: Convert to fraction form
    196,451.55/271,104.23 = 114,784.61/x
  3. Step 3: Cross multiply
    196,451.55x = 271,104.23 × 114,784.61
  4. Step 4: Simplify right side
    196,451.55x = 31,118,592,241.34
  5. Step 5: Solve for x
    x = 31,118,592,241.34/196,451.55
  6. Step 6: Final answer
    x = 158,403.39

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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.