Home / 196,412.03-294,635.02-54,257.25

Finding the Fourth Proportional to 196,412.03, 294,635.02 and 54,257.25

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Solution

The fourth proportional to 196,412.03, 294,635.02 and 54,257.25 is: 81,390.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,412.03 : 294,635.02 = 54,257.25 : x
  2. Step 2: Convert to fraction form
    196,412.03/294,635.02 = 54,257.25/x
  3. Step 3: Cross multiply
    196,412.03x = 294,635.02 × 54,257.25
  4. Step 4: Simplify right side
    196,412.03x = 15,986,085,938.90
  5. Step 5: Solve for x
    x = 15,986,085,938.90/196,412.03
  6. Step 6: Final answer
    x = 81,390.56

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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.