Home / 234,140.36-322,982.16-148,072.80

Finding the Fourth Proportional to 234,140.36, 322,982.16 and 148,072.80

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Solution

The fourth proportional to 234,140.36, 322,982.16 and 148,072.80 is: 204,257.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,140.36 : 322,982.16 = 148,072.80 : x
  2. Step 2: Convert to fraction form
    234,140.36/322,982.16 = 148,072.80/x
  3. Step 3: Cross multiply
    234,140.36x = 322,982.16 × 148,072.80
  4. Step 4: Simplify right side
    234,140.36x = 47,824,872,781.25
  5. Step 5: Solve for x
    x = 47,824,872,781.25/234,140.36
  6. Step 6: Final answer
    x = 204,257.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.