Home / 45,643.85-68,469.38-16,068.32

Finding the Fourth Proportional to 45,643.85, 68,469.38 and 16,068.32

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Solution

The fourth proportional to 45,643.85, 68,469.38 and 16,068.32 is: 24,103.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,643.85 : 68,469.38 = 16,068.32 : x
  2. Step 2: Convert to fraction form
    45,643.85/68,469.38 = 16,068.32/x
  3. Step 3: Cross multiply
    45,643.85x = 68,469.38 × 16,068.32
  4. Step 4: Simplify right side
    45,643.85x = 1,100,187,908.04
  5. Step 5: Solve for x
    x = 1,100,187,908.04/45,643.85
  6. Step 6: Final answer
    x = 24,103.75

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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.