Home / 37,787.44-52,145.80-21,020.08

Finding the Fourth Proportional to 37,787.44, 52,145.80 and 21,020.08

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Solution

The fourth proportional to 37,787.44, 52,145.80 and 21,020.08 is: 29,007.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,787.44 : 52,145.80 = 21,020.08 : x
  2. Step 2: Convert to fraction form
    37,787.44/52,145.80 = 21,020.08/x
  3. Step 3: Cross multiply
    37,787.44x = 52,145.80 × 21,020.08
  4. Step 4: Simplify right side
    37,787.44x = 1,096,108,887.66
  5. Step 5: Solve for x
    x = 1,096,108,887.66/37,787.44
  6. Step 6: Final answer
    x = 29,007.23

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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.