Home / 196,414.39-294,638.58-54,259.63

Finding the Fourth Proportional to 196,414.39, 294,638.58 and 54,259.63

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Solution

The fourth proportional to 196,414.39, 294,638.58 and 54,259.63 is: 81,394.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,414.39 : 294,638.58 = 54,259.63 : x
  2. Step 2: Convert to fraction form
    196,414.39/294,638.58 = 54,259.63/x
  3. Step 3: Cross multiply
    196,414.39x = 294,638.58 × 54,259.63
  4. Step 4: Simplify right side
    196,414.39x = 15,986,979,597.93
  5. Step 5: Solve for x
    x = 15,986,979,597.93/196,414.39
  6. Step 6: Final answer
    x = 81,394.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.