Home / 87,124.47-130,671.09-23,083.04

Finding the Fourth Proportional to 87,124.47, 130,671.09 and 23,083.04

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Solution

The fourth proportional to 87,124.47, 130,671.09 and 23,083.04 is: 34,620.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,124.47 : 130,671.09 = 23,083.04 : x
  2. Step 2: Convert to fraction form
    87,124.47/130,671.09 = 23,083.04/x
  3. Step 3: Cross multiply
    87,124.47x = 130,671.09 × 23,083.04
  4. Step 4: Simplify right side
    87,124.47x = 3,016,285,997.31
  5. Step 5: Solve for x
    x = 3,016,285,997.31/87,124.47
  6. Step 6: Final answer
    x = 34,620.42

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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.