Home / 55,364.46-76,402.94-30,213.96

Finding the Fourth Proportional to 55,364.46, 76,402.94 and 30,213.96

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Solution

The fourth proportional to 55,364.46, 76,402.94 and 30,213.96 is: 41,695.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,364.46 : 76,402.94 = 30,213.96 : x
  2. Step 2: Convert to fraction form
    55,364.46/76,402.94 = 30,213.96/x
  3. Step 3: Cross multiply
    55,364.46x = 76,402.94 × 30,213.96
  4. Step 4: Simplify right side
    55,364.46x = 2,308,435,221.97
  5. Step 5: Solve for x
    x = 2,308,435,221.97/55,364.46
  6. Step 6: Final answer
    x = 41,695.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.