Home / 67,247.06-100,915.95-27,804.02

Finding the Fourth Proportional to 67,247.06, 100,915.95 and 27,804.02

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Solution

The fourth proportional to 67,247.06, 100,915.95 and 27,804.02 is: 41,724.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,247.06 : 100,915.95 = 27,804.02 : x
  2. Step 2: Convert to fraction form
    67,247.06/100,915.95 = 27,804.02/x
  3. Step 3: Cross multiply
    67,247.06x = 100,915.95 × 27,804.02
  4. Step 4: Simplify right side
    67,247.06x = 2,805,869,092.12
  5. Step 5: Solve for x
    x = 2,805,869,092.12/67,247.06
  6. Step 6: Final answer
    x = 41,724.78

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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.