Home / 51,764.47-71,434.25-30,268.99

Finding the Fourth Proportional to 51,764.47, 71,434.25 and 30,268.99

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Solution

The fourth proportional to 51,764.47, 71,434.25 and 30,268.99 is: 41,770.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,764.47 : 71,434.25 = 30,268.99 : x
  2. Step 2: Convert to fraction form
    51,764.47/71,434.25 = 30,268.99/x
  3. Step 3: Cross multiply
    51,764.47x = 71,434.25 × 30,268.99
  4. Step 4: Simplify right side
    51,764.47x = 2,162,242,820.63
  5. Step 5: Solve for x
    x = 2,162,242,820.63/51,764.47
  6. Step 6: Final answer
    x = 41,770.79

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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.