Home / 36,222.06-54,342.57-12,534.54

Finding the Fourth Proportional to 36,222.06, 54,342.57 and 12,534.54

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Solution

The fourth proportional to 36,222.06, 54,342.57 and 12,534.54 is: 18,805.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,222.06 : 54,342.57 = 12,534.54 : x
  2. Step 2: Convert to fraction form
    36,222.06/54,342.57 = 12,534.54/x
  3. Step 3: Cross multiply
    36,222.06x = 54,342.57 × 12,534.54
  4. Step 4: Simplify right side
    36,222.06x = 681,159,117.37
  5. Step 5: Solve for x
    x = 681,159,117.37/36,222.06
  6. Step 6: Final answer
    x = 18,805.09

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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.