Home / 120,715.19-181,092.23-37,589.75

Finding the Fourth Proportional to 120,715.19, 181,092.23 and 37,589.75

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Solution

The fourth proportional to 120,715.19, 181,092.23 and 37,589.75 is: 56,390.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,715.19 : 181,092.23 = 37,589.75 : x
  2. Step 2: Convert to fraction form
    120,715.19/181,092.23 = 37,589.75/x
  3. Step 3: Cross multiply
    120,715.19x = 181,092.23 × 37,589.75
  4. Step 4: Simplify right side
    120,715.19x = 6,807,211,652.64
  5. Step 5: Solve for x
    x = 6,807,211,652.64/120,715.19
  6. Step 6: Final answer
    x = 56,390.68

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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.