Home / 198,030.32-296,561.01-178,839.41

Finding the Fourth Proportional to 198,030.32, 296,561.01 and 178,839.41

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Solution

The fourth proportional to 198,030.32, 296,561.01 and 178,839.41 is: 267,821.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,030.32 : 296,561.01 = 178,839.41 : x
  2. Step 2: Convert to fraction form
    198,030.32/296,561.01 = 178,839.41/x
  3. Step 3: Cross multiply
    198,030.32x = 296,561.01 × 178,839.41
  4. Step 4: Simplify right side
    198,030.32x = 53,036,796,057.40
  5. Step 5: Solve for x
    x = 53,036,796,057.40/198,030.32
  6. Step 6: Final answer
    x = 267,821.59

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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.