Home / 258,174.74-356,282.55-144,997.49

Finding the Fourth Proportional to 258,174.74, 356,282.55 and 144,997.49

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Solution

The fourth proportional to 258,174.74, 356,282.55 and 144,997.49 is: 200,097.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,174.74 : 356,282.55 = 144,997.49 : x
  2. Step 2: Convert to fraction form
    258,174.74/356,282.55 = 144,997.49/x
  3. Step 3: Cross multiply
    258,174.74x = 356,282.55 × 144,997.49
  4. Step 4: Simplify right side
    258,174.74x = 51,660,076,371.51
  5. Step 5: Solve for x
    x = 51,660,076,371.51/258,174.74
  6. Step 6: Final answer
    x = 200,097.33

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1.5x scale

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.