Home / 84,976.38-117,267.40-47,249.82

Finding the Fourth Proportional to 84,976.38, 117,267.40 and 47,249.82

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Solution

The fourth proportional to 84,976.38, 117,267.40 and 47,249.82 is: 65,204.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,976.38 : 117,267.40 = 47,249.82 : x
  2. Step 2: Convert to fraction form
    84,976.38/117,267.40 = 47,249.82/x
  3. Step 3: Cross multiply
    84,976.38x = 117,267.40 × 47,249.82
  4. Step 4: Simplify right side
    84,976.38x = 5,540,863,541.87
  5. Step 5: Solve for x
    x = 5,540,863,541.87/84,976.38
  6. Step 6: Final answer
    x = 65,204.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.