Home / 29,200.86-43,763.22-13,400.19

Finding the Fourth Proportional to 29,200.86, 43,763.22 and 13,400.19

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Solution

The fourth proportional to 29,200.86, 43,763.22 and 13,400.19 is: 20,082.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,200.86 : 43,763.22 = 13,400.19 : x
  2. Step 2: Convert to fraction form
    29,200.86/43,763.22 = 13,400.19/x
  3. Step 3: Cross multiply
    29,200.86x = 43,763.22 × 13,400.19
  4. Step 4: Simplify right side
    29,200.86x = 586,435,463.01
  5. Step 5: Solve for x
    x = 586,435,463.01/29,200.86
  6. Step 6: Final answer
    x = 20,082.81

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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.