Home / 68,327.89-94,292.63-38,112.43

Finding the Fourth Proportional to 68,327.89, 94,292.63 and 38,112.43

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Solution

The fourth proportional to 68,327.89, 94,292.63 and 38,112.43 is: 52,595.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,327.89 : 94,292.63 = 38,112.43 : x
  2. Step 2: Convert to fraction form
    68,327.89/94,292.63 = 38,112.43/x
  3. Step 3: Cross multiply
    68,327.89x = 94,292.63 × 38,112.43
  4. Step 4: Simplify right side
    68,327.89x = 3,593,721,069.83
  5. Step 5: Solve for x
    x = 3,593,721,069.83/68,327.89
  6. Step 6: Final answer
    x = 52,595.23

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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.