Home / 188,891.38-281,955.11-166,471.93

Finding the Fourth Proportional to 188,891.38, 281,955.11 and 166,471.93

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Solution

The fourth proportional to 188,891.38, 281,955.11 and 166,471.93 is: 248,489.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,891.38 : 281,955.11 = 166,471.93 : x
  2. Step 2: Convert to fraction form
    188,891.38/281,955.11 = 166,471.93/x
  3. Step 3: Cross multiply
    188,891.38x = 281,955.11 × 166,471.93
  4. Step 4: Simplify right side
    188,891.38x = 46,937,611,335.06
  5. Step 5: Solve for x
    x = 46,937,611,335.06/188,891.38
  6. Step 6: Final answer
    x = 248,489.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.