Home / 269,213.10-403,042.05-164,237.10

Finding the Fourth Proportional to 269,213.10, 403,042.05 and 164,237.10

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Solution

The fourth proportional to 269,213.10, 403,042.05 and 164,237.10 is: 245,881.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,213.10 : 403,042.05 = 164,237.10 : x
  2. Step 2: Convert to fraction form
    269,213.10/403,042.05 = 164,237.10/x
  3. Step 3: Cross multiply
    269,213.10x = 403,042.05 × 164,237.10
  4. Step 4: Simplify right side
    269,213.10x = 66,194,457,470.06
  5. Step 5: Solve for x
    x = 66,194,457,470.06/269,213.10
  6. Step 6: Final answer
    x = 245,881.26

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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.