Home / 82,787.49-124,202.22-23,623.38

Finding the Fourth Proportional to 82,787.49, 124,202.22 and 23,623.38

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Solution

The fourth proportional to 82,787.49, 124,202.22 and 23,623.38 is: 35,441.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,787.49 : 124,202.22 = 23,623.38 : x
  2. Step 2: Convert to fraction form
    82,787.49/124,202.22 = 23,623.38/x
  3. Step 3: Cross multiply
    82,787.49x = 124,202.22 × 23,623.38
  4. Step 4: Simplify right side
    82,787.49x = 2,934,076,239.90
  5. Step 5: Solve for x
    x = 2,934,076,239.90/82,787.49
  6. Step 6: Final answer
    x = 35,441.06

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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.