Home / 269,266.90-403,900.35-82,254.10

Finding the Fourth Proportional to 269,266.90, 403,900.35 and 82,254.10

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Solution

The fourth proportional to 269,266.90, 403,900.35 and 82,254.10 is: 123,381.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,266.90 : 403,900.35 = 82,254.10 : x
  2. Step 2: Convert to fraction form
    269,266.90/403,900.35 = 82,254.10/x
  3. Step 3: Cross multiply
    269,266.90x = 403,900.35 × 82,254.10
  4. Step 4: Simplify right side
    269,266.90x = 33,222,459,778.94
  5. Step 5: Solve for x
    x = 33,222,459,778.94/269,266.90
  6. Step 6: Final answer
    x = 123,381.15

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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.