Home / 48,713.85-67,231.89-28,577.25

Finding the Fourth Proportional to 48,713.85, 67,231.89 and 28,577.25

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Solution

The fourth proportional to 48,713.85, 67,231.89 and 28,577.25 is: 39,440.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,713.85 : 67,231.89 = 28,577.25 : x
  2. Step 2: Convert to fraction form
    48,713.85/67,231.89 = 28,577.25/x
  3. Step 3: Cross multiply
    48,713.85x = 67,231.89 × 28,577.25
  4. Step 4: Simplify right side
    48,713.85x = 1,921,302,528.50
  5. Step 5: Solve for x
    x = 1,921,302,528.50/48,713.85
  6. Step 6: Final answer
    x = 39,440.58

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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.