Home / 48,173.96-72,304.38-28,470.44

Finding the Fourth Proportional to 48,173.96, 72,304.38 and 28,470.44

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Solution

The fourth proportional to 48,173.96, 72,304.38 and 28,470.44 is: 42,731.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,173.96 : 72,304.38 = 28,470.44 : x
  2. Step 2: Convert to fraction form
    48,173.96/72,304.38 = 28,470.44/x
  3. Step 3: Cross multiply
    48,173.96x = 72,304.38 × 28,470.44
  4. Step 4: Simplify right side
    48,173.96x = 2,058,537,512.53
  5. Step 5: Solve for x
    x = 2,058,537,512.53/48,173.96
  6. Step 6: Final answer
    x = 42,731.33

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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.