Home / 67,563.08-101,388.14-36,420.04

Finding the Fourth Proportional to 67,563.08, 101,388.14 and 36,420.04

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Solution

The fourth proportional to 67,563.08, 101,388.14 and 36,420.04 is: 54,653.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,563.08 : 101,388.14 = 36,420.04 : x
  2. Step 2: Convert to fraction form
    67,563.08/101,388.14 = 36,420.04/x
  3. Step 3: Cross multiply
    67,563.08x = 101,388.14 × 36,420.04
  4. Step 4: Simplify right side
    67,563.08x = 3,692,560,114.33
  5. Step 5: Solve for x
    x = 3,692,560,114.33/67,563.08
  6. Step 6: Final answer
    x = 54,653.52

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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.