Home / 55,288.60-76,236.42-35,119.96

Finding the Fourth Proportional to 55,288.60, 76,236.42 and 35,119.96

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Solution

The fourth proportional to 55,288.60, 76,236.42 and 35,119.96 is: 48,426.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,288.60 : 76,236.42 = 35,119.96 : x
  2. Step 2: Convert to fraction form
    55,288.60/76,236.42 = 35,119.96/x
  3. Step 3: Cross multiply
    55,288.60x = 76,236.42 × 35,119.96
  4. Step 4: Simplify right side
    55,288.60x = 2,677,420,020.94
  5. Step 5: Solve for x
    x = 2,677,420,020.94/55,288.60
  6. Step 6: Final answer
    x = 48,426.26

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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.