Home / 80,623.80-120,935.96-24,464.38

Finding the Fourth Proportional to 80,623.80, 120,935.96 and 24,464.38

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Solution

The fourth proportional to 80,623.80, 120,935.96 and 24,464.38 is: 36,696.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,623.80 : 120,935.96 = 24,464.38 : x
  2. Step 2: Convert to fraction form
    80,623.80/120,935.96 = 24,464.38/x
  3. Step 3: Cross multiply
    80,623.80x = 120,935.96 × 24,464.38
  4. Step 4: Simplify right side
    80,623.80x = 2,958,623,281.10
  5. Step 5: Solve for x
    x = 2,958,623,281.10/80,623.80
  6. Step 6: Final answer
    x = 36,696.65

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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.