Home / 37,475.89-51,716.96-20,479.93

Finding the Fourth Proportional to 37,475.89, 51,716.96 and 20,479.93

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Solution

The fourth proportional to 37,475.89, 51,716.96 and 20,479.93 is: 28,262.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,475.89 : 51,716.96 = 20,479.93 : x
  2. Step 2: Convert to fraction form
    37,475.89/51,716.96 = 20,479.93/x
  3. Step 3: Cross multiply
    37,475.89x = 51,716.96 × 20,479.93
  4. Step 4: Simplify right side
    37,475.89x = 1,059,159,720.61
  5. Step 5: Solve for x
    x = 1,059,159,720.61/37,475.89
  6. Step 6: Final answer
    x = 28,262.43

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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.