Home / 51,213.31-70,674.99-29,708.04

Finding the Fourth Proportional to 51,213.31, 70,674.99 and 29,708.04

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Solution

The fourth proportional to 51,213.31, 70,674.99 and 29,708.04 is: 40,997.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,213.31 : 70,674.99 = 29,708.04 : x
  2. Step 2: Convert to fraction form
    51,213.31/70,674.99 = 29,708.04/x
  3. Step 3: Cross multiply
    51,213.31x = 70,674.99 × 29,708.04
  4. Step 4: Simplify right side
    51,213.31x = 2,099,615,429.92
  5. Step 5: Solve for x
    x = 2,099,615,429.92/51,213.31
  6. Step 6: Final answer
    x = 40,997.46

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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.