Home / 67,654.14-101,453.40-20,252.49

Finding the Fourth Proportional to 67,654.14, 101,453.40 and 20,252.49

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Solution

The fourth proportional to 67,654.14, 101,453.40 and 20,252.49 is: 30,370.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,654.14 : 101,453.40 = 20,252.49 : x
  2. Step 2: Convert to fraction form
    67,654.14/101,453.40 = 20,252.49/x
  3. Step 3: Cross multiply
    67,654.14x = 101,453.40 × 20,252.49
  4. Step 4: Simplify right side
    67,654.14x = 2,054,683,968.97
  5. Step 5: Solve for x
    x = 2,054,683,968.97/67,654.14
  6. Step 6: Final answer
    x = 30,370.41

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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.