Home / 84,520.72-116,640.30-46,796.32

Finding the Fourth Proportional to 84,520.72, 116,640.30 and 46,796.32

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Solution

The fourth proportional to 84,520.72, 116,640.30 and 46,796.32 is: 64,579.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,520.72 : 116,640.30 = 46,796.32 : x
  2. Step 2: Convert to fraction form
    84,520.72/116,640.30 = 46,796.32/x
  3. Step 3: Cross multiply
    84,520.72x = 116,640.30 × 46,796.32
  4. Step 4: Simplify right side
    84,520.72x = 5,458,336,803.70
  5. Step 5: Solve for x
    x = 5,458,336,803.70/84,520.72
  6. Step 6: Final answer
    x = 64,579.87

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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.