Home / 187,187.73-258,372.03-110,733.36

Finding the Fourth Proportional to 187,187.73, 258,372.03 and 110,733.36

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Solution

The fourth proportional to 187,187.73, 258,372.03 and 110,733.36 is: 152,843.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,187.73 : 258,372.03 = 110,733.36 : x
  2. Step 2: Convert to fraction form
    187,187.73/258,372.03 = 110,733.36/x
  3. Step 3: Cross multiply
    187,187.73x = 258,372.03 × 110,733.36
  4. Step 4: Simplify right side
    187,187.73x = 28,610,403,011.92
  5. Step 5: Solve for x
    x = 28,610,403,011.92/187,187.73
  6. Step 6: Final answer
    x = 152,843.37

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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.