Home / 269,723.10-404,584.65-82,710.30

Finding the Fourth Proportional to 269,723.10, 404,584.65 and 82,710.30

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Solution

The fourth proportional to 269,723.10, 404,584.65 and 82,710.30 is: 124,065.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,723.10 : 404,584.65 = 82,710.30 : x
  2. Step 2: Convert to fraction form
    269,723.10/404,584.65 = 82,710.30/x
  3. Step 3: Cross multiply
    269,723.10x = 404,584.65 × 82,710.30
  4. Step 4: Simplify right side
    269,723.10x = 33,463,317,776.90
  5. Step 5: Solve for x
    x = 33,463,317,776.90/269,723.10
  6. Step 6: Final answer
    x = 124,065.45

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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.