Home / 43,186.22-64,633.01-26,556.78

Finding the Fourth Proportional to 43,186.22, 64,633.01 and 26,556.78

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Solution

The fourth proportional to 43,186.22, 64,633.01 and 26,556.78 is: 39,745.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,186.22 : 64,633.01 = 26,556.78 : x
  2. Step 2: Convert to fraction form
    43,186.22/64,633.01 = 26,556.78/x
  3. Step 3: Cross multiply
    43,186.22x = 64,633.01 × 26,556.78
  4. Step 4: Simplify right side
    43,186.22x = 1,716,444,627.31
  5. Step 5: Solve for x
    x = 1,716,444,627.31/43,186.22
  6. Step 6: Final answer
    x = 39,745.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.