Home / 36,084.51-54,122.70-9,791.30

Finding the Fourth Proportional to 36,084.51, 54,122.70 and 9,791.30

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Solution

The fourth proportional to 36,084.51, 54,122.70 and 9,791.30 is: 14,685.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,084.51 : 54,122.70 = 9,791.30 : x
  2. Step 2: Convert to fraction form
    36,084.51/54,122.70 = 9,791.30/x
  3. Step 3: Cross multiply
    36,084.51x = 54,122.70 × 9,791.30
  4. Step 4: Simplify right side
    36,084.51x = 529,931,592.51
  5. Step 5: Solve for x
    x = 529,931,592.51/36,084.51
  6. Step 6: Final answer
    x = 14,685.85

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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.