Home / 120,932.94-181,399.82-36,693.80

Finding the Fourth Proportional to 120,932.94, 181,399.82 and 36,693.80

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Solution

The fourth proportional to 120,932.94, 181,399.82 and 36,693.80 is: 55,040.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,932.94 : 181,399.82 = 36,693.80 : x
  2. Step 2: Convert to fraction form
    120,932.94/181,399.82 = 36,693.80/x
  3. Step 3: Cross multiply
    120,932.94x = 181,399.82 × 36,693.80
  4. Step 4: Simplify right side
    120,932.94x = 6,656,248,715.12
  5. Step 5: Solve for x
    x = 6,656,248,715.12/120,932.94
  6. Step 6: Final answer
    x = 55,040.82

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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.