Home / 269,074.36-403,402.10-174,103.88

Finding the Fourth Proportional to 269,074.36, 403,402.10 and 174,103.88

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Solution

The fourth proportional to 269,074.36, 403,402.10 and 174,103.88 is: 261,020.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,074.36 : 403,402.10 = 174,103.88 : x
  2. Step 2: Convert to fraction form
    269,074.36/403,402.10 = 174,103.88/x
  3. Step 3: Cross multiply
    269,074.36x = 403,402.10 × 174,103.88
  4. Step 4: Simplify right side
    269,074.36x = 70,233,870,810.15
  5. Step 5: Solve for x
    x = 70,233,870,810.15/269,074.36
  6. Step 6: Final answer
    x = 261,020.30

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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.