Home / 237,836.40-356,754.60-80,048.40

Finding the Fourth Proportional to 237,836.40, 356,754.60 and 80,048.40

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Solution

The fourth proportional to 237,836.40, 356,754.60 and 80,048.40 is: 120,072.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,836.40 : 356,754.60 = 80,048.40 : x
  2. Step 2: Convert to fraction form
    237,836.40/356,754.60 = 80,048.40/x
  3. Step 3: Cross multiply
    237,836.40x = 356,754.60 × 80,048.40
  4. Step 4: Simplify right side
    237,836.40x = 28,557,634,922.64
  5. Step 5: Solve for x
    x = 28,557,634,922.64/237,836.40
  6. Step 6: Final answer
    x = 120,072.60

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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.