Home / 187,541.73-281,321.66-61,181.73

Finding the Fourth Proportional to 187,541.73, 281,321.66 and 61,181.73

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Solution

The fourth proportional to 187,541.73, 281,321.66 and 61,181.73 is: 91,775.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,541.73 : 281,321.66 = 61,181.73 : x
  2. Step 2: Convert to fraction form
    187,541.73/281,321.66 = 61,181.73/x
  3. Step 3: Cross multiply
    187,541.73x = 281,321.66 × 61,181.73
  4. Step 4: Simplify right side
    187,541.73x = 17,211,745,845.27
  5. Step 5: Solve for x
    x = 17,211,745,845.27/187,541.73
  6. Step 6: Final answer
    x = 91,775.55

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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.