Home / 55,475.24-76,555.83-29,981.54

Finding the Fourth Proportional to 55,475.24, 76,555.83 and 29,981.54

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Solution

The fourth proportional to 55,475.24, 76,555.83 and 29,981.54 is: 41,374.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,475.24 : 76,555.83 = 29,981.54 : x
  2. Step 2: Convert to fraction form
    55,475.24/76,555.83 = 29,981.54/x
  3. Step 3: Cross multiply
    55,475.24x = 76,555.83 × 29,981.54
  4. Step 4: Simplify right side
    55,475.24x = 2,295,261,296.60
  5. Step 5: Solve for x
    x = 2,295,261,296.60/55,475.24
  6. Step 6: Final answer
    x = 41,374.52

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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.