Home / 43,723.60-65,585.76-27,131.92

Finding the Fourth Proportional to 43,723.60, 65,585.76 and 27,131.92

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Solution

The fourth proportional to 43,723.60, 65,585.76 and 27,131.92 is: 40,698.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,723.60 : 65,585.76 = 27,131.92 : x
  2. Step 2: Convert to fraction form
    43,723.60/65,585.76 = 27,131.92/x
  3. Step 3: Cross multiply
    43,723.60x = 65,585.76 × 27,131.92
  4. Step 4: Simplify right side
    43,723.60x = 1,779,467,593.46
  5. Step 5: Solve for x
    x = 1,779,467,593.46/43,723.60
  6. Step 6: Final answer
    x = 40,698.10

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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.