Home / 196,185.72-270,817.65-132,609.63

Finding the Fourth Proportional to 196,185.72, 270,817.65 and 132,609.63

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Solution

The fourth proportional to 196,185.72, 270,817.65 and 132,609.63 is: 183,056.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,185.72 : 270,817.65 = 132,609.63 : x
  2. Step 2: Convert to fraction form
    196,185.72/270,817.65 = 132,609.63/x
  3. Step 3: Cross multiply
    196,185.72x = 270,817.65 × 132,609.63
  4. Step 4: Simplify right side
    196,185.72x = 35,913,028,363.97
  5. Step 5: Solve for x
    x = 35,913,028,363.97/196,185.72
  6. Step 6: Final answer
    x = 183,056.28

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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.