Home / 187,441.74-281,162.39-61,081.79

Finding the Fourth Proportional to 187,441.74, 281,162.39 and 61,081.79

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Solution

The fourth proportional to 187,441.74, 281,162.39 and 61,081.79 is: 91,622.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,441.74 : 281,162.39 = 61,081.79 : x
  2. Step 2: Convert to fraction form
    187,441.74/281,162.39 = 61,081.79/x
  3. Step 3: Cross multiply
    187,441.74x = 281,162.39 × 61,081.79
  4. Step 4: Simplify right side
    187,441.74x = 17,173,900,350.66
  5. Step 5: Solve for x
    x = 17,173,900,350.66/187,441.74
  6. Step 6: Final answer
    x = 91,622.60

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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.