Home / 37,051.80-51,131.43-20,055.96

Finding the Fourth Proportional to 37,051.80, 51,131.43 and 20,055.96

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Solution

The fourth proportional to 37,051.80, 51,131.43 and 20,055.96 is: 27,677.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,051.80 : 51,131.43 = 20,055.96 : x
  2. Step 2: Convert to fraction form
    37,051.80/51,131.43 = 20,055.96/x
  3. Step 3: Cross multiply
    37,051.80x = 51,131.43 × 20,055.96
  4. Step 4: Simplify right side
    37,051.80x = 1,025,489,914.82
  5. Step 5: Solve for x
    x = 1,025,489,914.82/37,051.80
  6. Step 6: Final answer
    x = 27,677.20

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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.