Home / 57,864.44-86,790.12-39,263.96

Finding the Fourth Proportional to 57,864.44, 86,790.12 and 39,263.96

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Solution

The fourth proportional to 57,864.44, 86,790.12 and 39,263.96 is: 58,891.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,864.44 : 86,790.12 = 39,263.96 : x
  2. Step 2: Convert to fraction form
    57,864.44/86,790.12 = 39,263.96/x
  3. Step 3: Cross multiply
    57,864.44x = 86,790.12 × 39,263.96
  4. Step 4: Simplify right side
    57,864.44x = 3,407,723,800.08
  5. Step 5: Solve for x
    x = 3,407,723,800.08/57,864.44
  6. Step 6: Final answer
    x = 58,891.50

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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.