Home / 37,400.74-51,609.44-20,632.66

Finding the Fourth Proportional to 37,400.74, 51,609.44 and 20,632.66

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Solution

The fourth proportional to 37,400.74, 51,609.44 and 20,632.66 is: 28,471.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,400.74 : 51,609.44 = 20,632.66 : x
  2. Step 2: Convert to fraction form
    37,400.74/51,609.44 = 20,632.66/x
  3. Step 3: Cross multiply
    37,400.74x = 51,609.44 × 20,632.66
  4. Step 4: Simplify right side
    37,400.74x = 1,064,840,028.31
  5. Step 5: Solve for x
    x = 1,064,840,028.31/37,400.74
  6. Step 6: Final answer
    x = 28,471.10

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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.