Home / 196,016.63-270,461.23-115,414.74

Finding the Fourth Proportional to 196,016.63, 270,461.23 and 115,414.74

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Solution

The fourth proportional to 196,016.63, 270,461.23 and 115,414.74 is: 159,247.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,016.63 : 270,461.23 = 115,414.74 : x
  2. Step 2: Convert to fraction form
    196,016.63/270,461.23 = 115,414.74/x
  3. Step 3: Cross multiply
    196,016.63x = 270,461.23 × 115,414.74
  4. Step 4: Simplify right side
    196,016.63x = 31,215,212,251.99
  5. Step 5: Solve for x
    x = 31,215,212,251.99/196,016.63
  6. Step 6: Final answer
    x = 159,247.78

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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.