Home / 45,974.02-68,965.02-12,694.10

Finding the Fourth Proportional to 45,974.02, 68,965.02 and 12,694.10

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Solution

The fourth proportional to 45,974.02, 68,965.02 and 12,694.10 is: 19,042.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,974.02 : 68,965.02 = 12,694.10 : x
  2. Step 2: Convert to fraction form
    45,974.02/68,965.02 = 12,694.10/x
  3. Step 3: Cross multiply
    45,974.02x = 68,965.02 × 12,694.10
  4. Step 4: Simplify right side
    45,974.02x = 875,448,860.38
  5. Step 5: Solve for x
    x = 875,448,860.38/45,974.02
  6. Step 6: Final answer
    x = 19,042.25

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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.