Home / 51,645.12-71,270.60-33,729.52

Finding the Fourth Proportional to 51,645.12, 71,270.60 and 33,729.52

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Solution

The fourth proportional to 51,645.12, 71,270.60 and 33,729.52 is: 46,546.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,645.12 : 71,270.60 = 33,729.52 : x
  2. Step 2: Convert to fraction form
    51,645.12/71,270.60 = 33,729.52/x
  3. Step 3: Cross multiply
    51,645.12x = 71,270.60 × 33,729.52
  4. Step 4: Simplify right side
    51,645.12x = 2,403,923,128.11
  5. Step 5: Solve for x
    x = 2,403,923,128.11/51,645.12
  6. Step 6: Final answer
    x = 46,546.96

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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.