Home / 196,935.40-295,378.50-54,791.34

Finding the Fourth Proportional to 196,935.40, 295,378.50 and 54,791.34

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Solution

The fourth proportional to 196,935.40, 295,378.50 and 54,791.34 is: 82,180.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,935.40 : 295,378.50 = 54,791.34 : x
  2. Step 2: Convert to fraction form
    196,935.40/295,378.50 = 54,791.34/x
  3. Step 3: Cross multiply
    196,935.40x = 295,378.50 × 54,791.34
  4. Step 4: Simplify right side
    196,935.40x = 16,184,182,611.79
  5. Step 5: Solve for x
    x = 16,184,182,611.79/196,935.40
  6. Step 6: Final answer
    x = 82,180.16

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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.