Home / 55,180.50-82,573.83-47,810.22

Finding the Fourth Proportional to 55,180.50, 82,573.83 and 47,810.22

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Solution

The fourth proportional to 55,180.50, 82,573.83 and 47,810.22 is: 71,544.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,180.50 : 82,573.83 = 47,810.22 : x
  2. Step 2: Convert to fraction form
    55,180.50/82,573.83 = 47,810.22/x
  3. Step 3: Cross multiply
    55,180.50x = 82,573.83 × 47,810.22
  4. Step 4: Simplify right side
    55,180.50x = 3,947,872,978.54
  5. Step 5: Solve for x
    x = 3,947,872,978.54/55,180.50
  6. Step 6: Final answer
    x = 71,544.71

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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.