Home / 86,556.24-119,415.60-63,949.68

Finding the Fourth Proportional to 86,556.24, 119,415.60 and 63,949.68

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Solution

The fourth proportional to 86,556.24, 119,415.60 and 63,949.68 is: 88,226.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,556.24 : 119,415.60 = 63,949.68 : x
  2. Step 2: Convert to fraction form
    86,556.24/119,415.60 = 63,949.68/x
  3. Step 3: Cross multiply
    86,556.24x = 119,415.60 × 63,949.68
  4. Step 4: Simplify right side
    86,556.24x = 7,636,589,407.01
  5. Step 5: Solve for x
    x = 7,636,589,407.01/86,556.24
  6. Step 6: Final answer
    x = 88,226.91

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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.