Home / 87,164.31-130,744.63-23,984.17

Finding the Fourth Proportional to 87,164.31, 130,744.63 and 23,984.17

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Solution

The fourth proportional to 87,164.31, 130,744.63 and 23,984.17 is: 35,975.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,164.31 : 130,744.63 = 23,984.17 : x
  2. Step 2: Convert to fraction form
    87,164.31/130,744.63 = 23,984.17/x
  3. Step 3: Cross multiply
    87,164.31x = 130,744.63 × 23,984.17
  4. Step 4: Simplify right side
    87,164.31x = 3,135,801,432.51
  5. Step 5: Solve for x
    x = 3,135,801,432.51/87,164.31
  6. Step 6: Final answer
    x = 35,975.75

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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.