Home / 269,233.80-403,847.10-82,246.20

Finding the Fourth Proportional to 269,233.80, 403,847.10 and 82,246.20

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Solution

The fourth proportional to 269,233.80, 403,847.10 and 82,246.20 is: 123,368.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,233.80 : 403,847.10 = 82,246.20 : x
  2. Step 2: Convert to fraction form
    269,233.80/403,847.10 = 82,246.20/x
  3. Step 3: Cross multiply
    269,233.80x = 403,847.10 × 82,246.20
  4. Step 4: Simplify right side
    269,233.80x = 33,214,889,356.02
  5. Step 5: Solve for x
    x = 33,214,889,356.02/269,233.80
  6. Step 6: Final answer
    x = 123,368.20

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1.5x scale

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.