Home / 60,837.89-91,257.03-18,717.68

Finding the Fourth Proportional to 60,837.89, 91,257.03 and 18,717.68

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Solution

The fourth proportional to 60,837.89, 91,257.03 and 18,717.68 is: 28,076.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,837.89 : 91,257.03 = 18,717.68 : x
  2. Step 2: Convert to fraction form
    60,837.89/91,257.03 = 18,717.68/x
  3. Step 3: Cross multiply
    60,837.89x = 91,257.03 × 18,717.68
  4. Step 4: Simplify right side
    60,837.89x = 1,708,120,113.43
  5. Step 5: Solve for x
    x = 1,708,120,113.43/60,837.89
  6. Step 6: Final answer
    x = 28,076.59

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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.