Home / 187,250.87-258,392.18-106,662.65

Finding the Fourth Proportional to 187,250.87, 258,392.18 and 106,662.65

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Solution

The fourth proportional to 187,250.87, 258,392.18 and 106,662.65 is: 147,186.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,250.87 : 258,392.18 = 106,662.65 : x
  2. Step 2: Convert to fraction form
    187,250.87/258,392.18 = 106,662.65/x
  3. Step 3: Cross multiply
    187,250.87x = 258,392.18 × 106,662.65
  4. Step 4: Simplify right side
    187,250.87x = 27,560,793,632.77
  5. Step 5: Solve for x
    x = 27,560,793,632.77/187,250.87
  6. Step 6: Final answer
    x = 147,186.46

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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.