Home / 196,395.69-271,129.61-132,202.43

Finding the Fourth Proportional to 196,395.69, 271,129.61 and 132,202.43

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Solution

The fourth proportional to 196,395.69, 271,129.61 and 132,202.43 is: 182,509.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,395.69 : 271,129.61 = 132,202.43 : x
  2. Step 2: Convert to fraction form
    196,395.69/271,129.61 = 132,202.43/x
  3. Step 3: Cross multiply
    196,395.69x = 271,129.61 × 132,202.43
  4. Step 4: Simplify right side
    196,395.69x = 35,843,991,270.29
  5. Step 5: Solve for x
    x = 35,843,991,270.29/196,395.69
  6. Step 6: Final answer
    x = 182,509.05

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1.5x scale

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.