Home / 84,481.44-116,587.20-48,668.64

Finding the Fourth Proportional to 84,481.44, 116,587.20 and 48,668.64

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Solution

The fourth proportional to 84,481.44, 116,587.20 and 48,668.64 is: 67,164.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,481.44 : 116,587.20 = 48,668.64 : x
  2. Step 2: Convert to fraction form
    84,481.44/116,587.20 = 48,668.64/x
  3. Step 3: Cross multiply
    84,481.44x = 116,587.20 × 48,668.64
  4. Step 4: Simplify right side
    84,481.44x = 5,674,140,465.41
  5. Step 5: Solve for x
    x = 5,674,140,465.41/84,481.44
  6. Step 6: Final answer
    x = 67,164.34

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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.