Home / 87,285.33-130,936.46-34,683.03

Finding the Fourth Proportional to 87,285.33, 130,936.46 and 34,683.03

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Solution

The fourth proportional to 87,285.33, 130,936.46 and 34,683.03 is: 52,027.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,285.33 : 130,936.46 = 34,683.03 : x
  2. Step 2: Convert to fraction form
    87,285.33/130,936.46 = 34,683.03/x
  3. Step 3: Cross multiply
    87,285.33x = 130,936.46 × 34,683.03
  4. Step 4: Simplify right side
    87,285.33x = 4,541,272,996.86
  5. Step 5: Solve for x
    x = 4,541,272,996.86/87,285.33
  6. Step 6: Final answer
    x = 52,027.91

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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.