Home / 29,155.13-43,723.88-8,090.07

Finding the Fourth Proportional to 29,155.13, 43,723.88 and 8,090.07

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Solution

The fourth proportional to 29,155.13, 43,723.88 and 8,090.07 is: 12,132.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,155.13 : 43,723.88 = 8,090.07 : x
  2. Step 2: Convert to fraction form
    29,155.13/43,723.88 = 8,090.07/x
  3. Step 3: Cross multiply
    29,155.13x = 43,723.88 × 8,090.07
  4. Step 4: Simplify right side
    29,155.13x = 353,729,249.87
  5. Step 5: Solve for x
    x = 353,729,249.87/29,155.13
  6. Step 6: Final answer
    x = 12,132.66

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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.