Home / 196,924.50-271,646.39-129,050.96

Finding the Fourth Proportional to 196,924.50, 271,646.39 and 129,050.96

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Solution

The fourth proportional to 196,924.50, 271,646.39 and 129,050.96 is: 178,018.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,924.50 : 271,646.39 = 129,050.96 : x
  2. Step 2: Convert to fraction form
    196,924.50/271,646.39 = 129,050.96/x
  3. Step 3: Cross multiply
    196,924.50x = 271,646.39 × 129,050.96
  4. Step 4: Simplify right side
    196,924.50x = 35,056,225,406.55
  5. Step 5: Solve for x
    x = 35,056,225,406.55/196,924.50
  6. Step 6: Final answer
    x = 178,018.61

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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.