Home / 52,549.60-72,517.08-28,676.56

Finding the Fourth Proportional to 52,549.60, 72,517.08 and 28,676.56

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Solution

The fourth proportional to 52,549.60, 72,517.08 and 28,676.56 is: 39,572.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,549.60 : 72,517.08 = 28,676.56 : x
  2. Step 2: Convert to fraction form
    52,549.60/72,517.08 = 28,676.56/x
  3. Step 3: Cross multiply
    52,549.60x = 72,517.08 × 28,676.56
  4. Step 4: Simplify right side
    52,549.60x = 2,079,540,395.64
  5. Step 5: Solve for x
    x = 2,079,540,395.64/52,549.60
  6. Step 6: Final answer
    x = 39,572.91

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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.