Home / 187,245.46-258,398.86-102,362.59

Finding the Fourth Proportional to 187,245.46, 258,398.86 and 102,362.59

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Solution

The fourth proportional to 187,245.46, 258,398.86 and 102,362.59 is: 141,260.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,245.46 : 258,398.86 = 102,362.59 : x
  2. Step 2: Convert to fraction form
    187,245.46/258,398.86 = 102,362.59/x
  3. Step 3: Cross multiply
    187,245.46x = 258,398.86 × 102,362.59
  4. Step 4: Simplify right side
    187,245.46x = 26,450,376,562.65
  5. Step 5: Solve for x
    x = 26,450,376,562.65/187,245.46
  6. Step 6: Final answer
    x = 141,260.44

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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.