Home / 55,835.37-77,048.82-31,961.70

Finding the Fourth Proportional to 55,835.37, 77,048.82 and 31,961.70

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Solution

The fourth proportional to 55,835.37, 77,048.82 and 31,961.70 is: 44,104.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,835.37 : 77,048.82 = 31,961.70 : x
  2. Step 2: Convert to fraction form
    55,835.37/77,048.82 = 31,961.70/x
  3. Step 3: Cross multiply
    55,835.37x = 77,048.82 × 31,961.70
  4. Step 4: Simplify right side
    55,835.37x = 2,462,611,270.19
  5. Step 5: Solve for x
    x = 2,462,611,270.19/55,835.37
  6. Step 6: Final answer
    x = 44,104.86

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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.