Home / 51,382.20-70,936.71-34,415.18

Finding the Fourth Proportional to 51,382.20, 70,936.71 and 34,415.18

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Solution

The fourth proportional to 51,382.20, 70,936.71 and 34,415.18 is: 47,512.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,382.20 : 70,936.71 = 34,415.18 : x
  2. Step 2: Convert to fraction form
    51,382.20/70,936.71 = 34,415.18/x
  3. Step 3: Cross multiply
    51,382.20x = 70,936.71 × 34,415.18
  4. Step 4: Simplify right side
    51,382.20x = 2,441,299,619.12
  5. Step 5: Solve for x
    x = 2,441,299,619.12/51,382.20
  6. Step 6: Final answer
    x = 47,512.56

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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.