Home / 48,768.24-73,169.88-19,169.64

Finding the Fourth Proportional to 48,768.24, 73,169.88 and 19,169.64

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Solution

The fourth proportional to 48,768.24, 73,169.88 and 19,169.64 is: 28,761.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,768.24 : 73,169.88 = 19,169.64 : x
  2. Step 2: Convert to fraction form
    48,768.24/73,169.88 = 19,169.64/x
  3. Step 3: Cross multiply
    48,768.24x = 73,169.88 × 19,169.64
  4. Step 4: Simplify right side
    48,768.24x = 1,402,640,258.44
  5. Step 5: Solve for x
    x = 1,402,640,258.44/48,768.24
  6. Step 6: Final answer
    x = 28,761.35

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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.