Home / 187,935.80-259,348.23-106,262.72

Finding the Fourth Proportional to 187,935.80, 259,348.23 and 106,262.72

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Solution

The fourth proportional to 187,935.80, 259,348.23 and 106,262.72 is: 146,640.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,935.80 : 259,348.23 = 106,262.72 : x
  2. Step 2: Convert to fraction form
    187,935.80/259,348.23 = 106,262.72/x
  3. Step 3: Cross multiply
    187,935.80x = 259,348.23 × 106,262.72
  4. Step 4: Simplify right side
    187,935.80x = 27,559,048,022.80
  5. Step 5: Solve for x
    x = 27,559,048,022.80/187,935.80
  6. Step 6: Final answer
    x = 146,640.76

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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.