Home / 281,141.11-388,037.01-194,048.52

Finding the Fourth Proportional to 281,141.11, 388,037.01 and 194,048.52

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Solution

The fourth proportional to 281,141.11, 388,037.01 and 194,048.52 is: 267,829.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,141.11 : 388,037.01 = 194,048.52 : x
  2. Step 2: Convert to fraction form
    281,141.11/388,037.01 = 194,048.52/x
  3. Step 3: Cross multiply
    281,141.11x = 388,037.01 × 194,048.52
  4. Step 4: Simplify right side
    281,141.11x = 75,298,007,495.73
  5. Step 5: Solve for x
    x = 75,298,007,495.73/281,141.11
  6. Step 6: Final answer
    x = 267,829.94

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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.