Home / 43,224.13-64,861.71-18,262.57

Finding the Fourth Proportional to 43,224.13, 64,861.71 and 18,262.57

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Solution

The fourth proportional to 43,224.13, 64,861.71 and 18,262.57 is: 27,404.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,224.13 : 64,861.71 = 18,262.57 : x
  2. Step 2: Convert to fraction form
    43,224.13/64,861.71 = 18,262.57/x
  3. Step 3: Cross multiply
    43,224.13x = 64,861.71 × 18,262.57
  4. Step 4: Simplify right side
    43,224.13x = 1,184,541,519.19
  5. Step 5: Solve for x
    x = 1,184,541,519.19/43,224.13
  6. Step 6: Final answer
    x = 27,404.64

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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.