Home / 43,227.75-64,826.01-18,269.72

Finding the Fourth Proportional to 43,227.75, 64,826.01 and 18,269.72

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Solution

The fourth proportional to 43,227.75, 64,826.01 and 18,269.72 is: 27,397.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,227.75 : 64,826.01 = 18,269.72 : x
  2. Step 2: Convert to fraction form
    43,227.75/64,826.01 = 18,269.72/x
  3. Step 3: Cross multiply
    43,227.75x = 64,826.01 × 18,269.72
  4. Step 4: Simplify right side
    43,227.75x = 1,184,352,727.29
  5. Step 5: Solve for x
    x = 1,184,352,727.29/43,227.75
  6. Step 6: Final answer
    x = 27,397.97

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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.