Home / 196,406.49-294,603.90-54,260.30

Finding the Fourth Proportional to 196,406.49, 294,603.90 and 54,260.30

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Solution

The fourth proportional to 196,406.49, 294,603.90 and 54,260.30 is: 81,388.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,406.49 : 294,603.90 = 54,260.30 : x
  2. Step 2: Convert to fraction form
    196,406.49/294,603.90 = 54,260.30/x
  3. Step 3: Cross multiply
    196,406.49x = 294,603.90 × 54,260.30
  4. Step 4: Simplify right side
    196,406.49x = 15,985,294,522.15
  5. Step 5: Solve for x
    x = 15,985,294,522.15/196,406.49
  6. Step 6: Final answer
    x = 81,388.83

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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.