Home / 36,740.84-55,082.70-11,766.51

Finding the Fourth Proportional to 36,740.84, 55,082.70 and 11,766.51

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Solution

The fourth proportional to 36,740.84, 55,082.70 and 11,766.51 is: 17,640.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,740.84 : 55,082.70 = 11,766.51 : x
  2. Step 2: Convert to fraction form
    36,740.84/55,082.70 = 11,766.51/x
  3. Step 3: Cross multiply
    36,740.84x = 55,082.70 × 11,766.51
  4. Step 4: Simplify right side
    36,740.84x = 648,131,140.38
  5. Step 5: Solve for x
    x = 648,131,140.38/36,740.84
  6. Step 6: Final answer
    x = 17,640.62

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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.