Home / 37,159.06-51,279.60-21,243.94

Finding the Fourth Proportional to 37,159.06, 51,279.60 and 21,243.94

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Solution

The fourth proportional to 37,159.06, 51,279.60 and 21,243.94 is: 29,316.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,159.06 : 51,279.60 = 21,243.94 : x
  2. Step 2: Convert to fraction form
    37,159.06/51,279.60 = 21,243.94/x
  3. Step 3: Cross multiply
    37,159.06x = 51,279.60 × 21,243.94
  4. Step 4: Simplify right side
    37,159.06x = 1,089,380,745.62
  5. Step 5: Solve for x
    x = 1,089,380,745.62/37,159.06
  6. Step 6: Final answer
    x = 29,316.69

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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.