Home / 269,519.10-403,501.05-164,543.10

Finding the Fourth Proportional to 269,519.10, 403,501.05 and 164,543.10

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Solution

The fourth proportional to 269,519.10, 403,501.05 and 164,543.10 is: 246,339.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,519.10 : 403,501.05 = 164,543.10 : x
  2. Step 2: Convert to fraction form
    269,519.10/403,501.05 = 164,543.10/x
  3. Step 3: Cross multiply
    269,519.10x = 403,501.05 × 164,543.10
  4. Step 4: Simplify right side
    269,519.10x = 66,393,313,620.26
  5. Step 5: Solve for x
    x = 66,393,313,620.26/269,519.10
  6. Step 6: Final answer
    x = 246,339.92

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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.