Home / 196,541.56-271,227.60-107,117.56

Finding the Fourth Proportional to 196,541.56, 271,227.60 and 107,117.56

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Solution

The fourth proportional to 196,541.56, 271,227.60 and 107,117.56 is: 147,822.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,541.56 : 271,227.60 = 107,117.56 : x
  2. Step 2: Convert to fraction form
    196,541.56/271,227.60 = 107,117.56/x
  3. Step 3: Cross multiply
    196,541.56x = 271,227.60 × 107,117.56
  4. Step 4: Simplify right side
    196,541.56x = 29,053,238,716.66
  5. Step 5: Solve for x
    x = 29,053,238,716.66/196,541.56
  6. Step 6: Final answer
    x = 147,822.37

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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.