Home / 187,474.24-258,713.52-102,590.56

Finding the Fourth Proportional to 187,474.24, 258,713.52 and 102,590.56

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Solution

The fourth proportional to 187,474.24, 258,713.52 and 102,590.56 is: 141,574.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,474.24 : 258,713.52 = 102,590.56 : x
  2. Step 2: Convert to fraction form
    187,474.24/258,713.52 = 102,590.56/x
  3. Step 3: Cross multiply
    187,474.24x = 258,713.52 × 102,590.56
  4. Step 4: Simplify right side
    187,474.24x = 26,541,564,896.37
  5. Step 5: Solve for x
    x = 26,541,564,896.37/187,474.24
  6. Step 6: Final answer
    x = 141,574.46

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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.