Home / 48,884.15-67,456.12-28,741.88

Finding the Fourth Proportional to 48,884.15, 67,456.12 and 28,741.88

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Solution

The fourth proportional to 48,884.15, 67,456.12 and 28,741.88 is: 39,661.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,884.15 : 67,456.12 = 28,741.88 : x
  2. Step 2: Convert to fraction form
    48,884.15/67,456.12 = 28,741.88/x
  3. Step 3: Cross multiply
    48,884.15x = 67,456.12 × 28,741.88
  4. Step 4: Simplify right side
    48,884.15x = 1,938,815,706.31
  5. Step 5: Solve for x
    x = 1,938,815,706.31/48,884.15
  6. Step 6: Final answer
    x = 39,661.44

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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.