Home / 36,291.24-50,097.78-21,178.16

Finding the Fourth Proportional to 36,291.24, 50,097.78 and 21,178.16

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Solution

The fourth proportional to 36,291.24, 50,097.78 and 21,178.16 is: 29,235.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,291.24 : 50,097.78 = 21,178.16 : x
  2. Step 2: Convert to fraction form
    36,291.24/50,097.78 = 21,178.16/x
  3. Step 3: Cross multiply
    36,291.24x = 50,097.78 × 21,178.16
  4. Step 4: Simplify right side
    36,291.24x = 1,060,978,550.00
  5. Step 5: Solve for x
    x = 1,060,978,550.00/36,291.24
  6. Step 6: Final answer
    x = 29,235.11

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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.