Home / 36,376.80-54,435.60-25,231.20

Finding the Fourth Proportional to 36,376.80, 54,435.60 and 25,231.20

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Solution

The fourth proportional to 36,376.80, 54,435.60 and 25,231.20 is: 37,756.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,376.80 : 54,435.60 = 25,231.20 : x
  2. Step 2: Convert to fraction form
    36,376.80/54,435.60 = 25,231.20/x
  3. Step 3: Cross multiply
    36,376.80x = 54,435.60 × 25,231.20
  4. Step 4: Simplify right side
    36,376.80x = 1,373,475,510.72
  5. Step 5: Solve for x
    x = 1,373,475,510.72/36,376.80
  6. Step 6: Final answer
    x = 37,756.91

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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.