Home / 29,800.48-44,717.10-18,121.90

Finding the Fourth Proportional to 29,800.48, 44,717.10 and 18,121.90

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Solution

The fourth proportional to 29,800.48, 44,717.10 and 18,121.90 is: 27,192.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,800.48 : 44,717.10 = 18,121.90 : x
  2. Step 2: Convert to fraction form
    29,800.48/44,717.10 = 18,121.90/x
  3. Step 3: Cross multiply
    29,800.48x = 44,717.10 × 18,121.90
  4. Step 4: Simplify right side
    29,800.48x = 810,358,814.49
  5. Step 5: Solve for x
    x = 810,358,814.49/29,800.48
  6. Step 6: Final answer
    x = 27,192.81

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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.