Home / 82,292.40-123,399.66-37,906.02

Finding the Fourth Proportional to 82,292.40, 123,399.66 and 37,906.02

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Solution

The fourth proportional to 82,292.40, 123,399.66 and 37,906.02 is: 56,841.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,292.40 : 123,399.66 = 37,906.02 : x
  2. Step 2: Convert to fraction form
    82,292.40/123,399.66 = 37,906.02/x
  3. Step 3: Cross multiply
    82,292.40x = 123,399.66 × 37,906.02
  4. Step 4: Simplify right side
    82,292.40x = 4,677,589,979.95
  5. Step 5: Solve for x
    x = 4,677,589,979.95/82,292.40
  6. Step 6: Final answer
    x = 56,841.09

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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.