Home / 40,734.25-61,101.33-11,154.40

Finding the Fourth Proportional to 40,734.25, 61,101.33 and 11,154.40

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Solution

The fourth proportional to 40,734.25, 61,101.33 and 11,154.40 is: 16,731.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,734.25 : 61,101.33 = 11,154.40 : x
  2. Step 2: Convert to fraction form
    40,734.25/61,101.33 = 11,154.40/x
  3. Step 3: Cross multiply
    40,734.25x = 61,101.33 × 11,154.40
  4. Step 4: Simplify right side
    40,734.25x = 681,548,675.35
  5. Step 5: Solve for x
    x = 681,548,675.35/40,734.25
  6. Step 6: Final answer
    x = 16,731.59

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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.