Home / 36,120.03-49,844.67-19,986.93

Finding the Fourth Proportional to 36,120.03, 49,844.67 and 19,986.93

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Solution

The fourth proportional to 36,120.03, 49,844.67 and 19,986.93 is: 27,581.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,120.03 : 49,844.67 = 19,986.93 : x
  2. Step 2: Convert to fraction form
    36,120.03/49,844.67 = 19,986.93/x
  3. Step 3: Cross multiply
    36,120.03x = 49,844.67 × 19,986.93
  4. Step 4: Simplify right side
    36,120.03x = 996,241,930.16
  5. Step 5: Solve for x
    x = 996,241,930.16/36,120.03
  6. Step 6: Final answer
    x = 27,581.43

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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.