Home / 80,588.20-111,179.86-46,590.44

Finding the Fourth Proportional to 80,588.20, 111,179.86 and 46,590.44

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Solution

The fourth proportional to 80,588.20, 111,179.86 and 46,590.44 is: 64,276.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,588.20 : 111,179.86 = 46,590.44 : x
  2. Step 2: Convert to fraction form
    80,588.20/111,179.86 = 46,590.44/x
  3. Step 3: Cross multiply
    80,588.20x = 111,179.86 × 46,590.44
  4. Step 4: Simplify right side
    80,588.20x = 5,179,918,596.54
  5. Step 5: Solve for x
    x = 5,179,918,596.54/80,588.20
  6. Step 6: Final answer
    x = 64,276.39

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Double scale
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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.