Home / 196,379.84-294,586.61-54,225.11

Finding the Fourth Proportional to 196,379.84, 294,586.61 and 54,225.11

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Solution

The fourth proportional to 196,379.84, 294,586.61 and 54,225.11 is: 81,342.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,379.84 : 294,586.61 = 54,225.11 : x
  2. Step 2: Convert to fraction form
    196,379.84/294,586.61 = 54,225.11/x
  3. Step 3: Cross multiply
    196,379.84x = 294,586.61 × 54,225.11
  4. Step 4: Simplify right side
    196,379.84x = 15,973,991,797.12
  5. Step 5: Solve for x
    x = 15,973,991,797.12/196,379.84
  6. Step 6: Final answer
    x = 81,342.32

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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.