Home / 187,250.88-258,387.63-106,673.60

Finding the Fourth Proportional to 187,250.88, 258,387.63 and 106,673.60

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Solution

The fourth proportional to 187,250.88, 258,387.63 and 106,673.60 is: 147,198.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,250.88 : 258,387.63 = 106,673.60 : x
  2. Step 2: Convert to fraction form
    187,250.88/258,387.63 = 106,673.60/x
  3. Step 3: Cross multiply
    187,250.88x = 258,387.63 × 106,673.60
  4. Step 4: Simplify right side
    187,250.88x = 27,563,137,395.63
  5. Step 5: Solve for x
    x = 27,563,137,395.63/187,250.88
  6. Step 6: Final answer
    x = 147,198.97

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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.