Home / 36,090.36-49,804.67-20,174.77

Finding the Fourth Proportional to 36,090.36, 49,804.67 and 20,174.77

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Solution

The fourth proportional to 36,090.36, 49,804.67 and 20,174.77 is: 27,841.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,090.36 : 49,804.67 = 20,174.77 : x
  2. Step 2: Convert to fraction form
    36,090.36/49,804.67 = 20,174.77/x
  3. Step 3: Cross multiply
    36,090.36x = 49,804.67 × 20,174.77
  4. Step 4: Simplify right side
    36,090.36x = 1,004,797,874.87
  5. Step 5: Solve for x
    x = 1,004,797,874.87/36,090.36
  6. Step 6: Final answer
    x = 27,841.17

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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.