Home / 158,858.94-238,343.09-99,625.26

Finding the Fourth Proportional to 158,858.94, 238,343.09 and 99,625.26

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Solution

The fourth proportional to 158,858.94, 238,343.09 and 99,625.26 is: 149,472.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,858.94 : 238,343.09 = 99,625.26 : x
  2. Step 2: Convert to fraction form
    158,858.94/238,343.09 = 99,625.26/x
  3. Step 3: Cross multiply
    158,858.94x = 238,343.09 × 99,625.26
  4. Step 4: Simplify right side
    158,858.94x = 23,744,992,310.45
  5. Step 5: Solve for x
    x = 23,744,992,310.45/158,858.94
  6. Step 6: Final answer
    x = 149,472.18

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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.