Home / 92,568.10-138,823.45-33,396.09

Finding the Fourth Proportional to 92,568.10, 138,823.45 and 33,396.09

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Solution

The fourth proportional to 92,568.10, 138,823.45 and 33,396.09 is: 50,083.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,568.10 : 138,823.45 = 33,396.09 : x
  2. Step 2: Convert to fraction form
    92,568.10/138,823.45 = 33,396.09/x
  3. Step 3: Cross multiply
    92,568.10x = 138,823.45 × 33,396.09
  4. Step 4: Simplify right side
    92,568.10x = 4,636,160,430.31
  5. Step 5: Solve for x
    x = 4,636,160,430.31/92,568.10
  6. Step 6: Final answer
    x = 50,083.78

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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.