Home / 187,589.75-281,411.67-61,198.73

Finding the Fourth Proportional to 187,589.75, 281,411.67 and 61,198.73

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Solution

The fourth proportional to 187,589.75, 281,411.67 and 61,198.73 is: 91,806.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,589.75 : 281,411.67 = 61,198.73 : x
  2. Step 2: Convert to fraction form
    187,589.75/281,411.67 = 61,198.73/x
  3. Step 3: Cross multiply
    187,589.75x = 281,411.67 × 61,198.73
  4. Step 4: Simplify right side
    187,589.75x = 17,222,036,811.18
  5. Step 5: Solve for x
    x = 17,222,036,811.18/187,589.75
  6. Step 6: Final answer
    x = 91,806.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.