Home / 124,962.24-172,422.41-73,949.44

Finding the Fourth Proportional to 124,962.24, 172,422.41 and 73,949.44

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Solution

The fourth proportional to 124,962.24, 172,422.41 and 73,949.44 is: 102,035.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,962.24 : 172,422.41 = 73,949.44 : x
  2. Step 2: Convert to fraction form
    124,962.24/172,422.41 = 73,949.44/x
  3. Step 3: Cross multiply
    124,962.24x = 172,422.41 × 73,949.44
  4. Step 4: Simplify right side
    124,962.24x = 12,750,540,662.95
  5. Step 5: Solve for x
    x = 12,750,540,662.95/124,962.24
  6. Step 6: Final answer
    x = 102,035.15

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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.