Home / 68,287.24-102,444.30-28,844.20

Finding the Fourth Proportional to 68,287.24, 102,444.30 and 28,844.20

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Solution

The fourth proportional to 68,287.24, 102,444.30 and 28,844.20 is: 43,271.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,287.24 : 102,444.30 = 28,844.20 : x
  2. Step 2: Convert to fraction form
    68,287.24/102,444.30 = 28,844.20/x
  3. Step 3: Cross multiply
    68,287.24x = 102,444.30 × 28,844.20
  4. Step 4: Simplify right side
    68,287.24x = 2,954,923,878.06
  5. Step 5: Solve for x
    x = 2,954,923,878.06/68,287.24
  6. Step 6: Final answer
    x = 43,271.98

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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.