Home / 51,215.84-70,736.71-34,190.44

Finding the Fourth Proportional to 51,215.84, 70,736.71 and 34,190.44

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Solution

The fourth proportional to 51,215.84, 70,736.71 and 34,190.44 is: 47,222.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,215.84 : 70,736.71 = 34,190.44 : x
  2. Step 2: Convert to fraction form
    51,215.84/70,736.71 = 34,190.44/x
  3. Step 3: Cross multiply
    51,215.84x = 70,736.71 × 34,190.44
  4. Step 4: Simplify right side
    51,215.84x = 2,418,519,239.05
  5. Step 5: Solve for x
    x = 2,418,519,239.05/51,215.84
  6. Step 6: Final answer
    x = 47,222.09

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1.5x scale

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.