Home / 51,815.63-77,760.36-22,241.93

Finding the Fourth Proportional to 51,815.63, 77,760.36 and 22,241.93

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Solution

The fourth proportional to 51,815.63, 77,760.36 and 22,241.93 is: 33,378.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,815.63 : 77,760.36 = 22,241.93 : x
  2. Step 2: Convert to fraction form
    51,815.63/77,760.36 = 22,241.93/x
  3. Step 3: Cross multiply
    51,815.63x = 77,760.36 × 22,241.93
  4. Step 4: Simplify right side
    51,815.63x = 1,729,540,095.09
  5. Step 5: Solve for x
    x = 1,729,540,095.09/51,815.63
  6. Step 6: Final answer
    x = 33,378.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.