Home / 166,915.49-250,537.25-122,415.50

Finding the Fourth Proportional to 166,915.49, 250,537.25 and 122,415.50

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Solution

The fourth proportional to 166,915.49, 250,537.25 and 122,415.50 is: 183,743.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,915.49 : 250,537.25 = 122,415.50 : x
  2. Step 2: Convert to fraction form
    166,915.49/250,537.25 = 122,415.50/x
  3. Step 3: Cross multiply
    166,915.49x = 250,537.25 × 122,415.50
  4. Step 4: Simplify right side
    166,915.49x = 30,669,643,659.76
  5. Step 5: Solve for x
    x = 30,669,643,659.76/166,915.49
  6. Step 6: Final answer
    x = 183,743.55

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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.