Home / 48,975.40-73,463.10-28,181.80

Finding the Fourth Proportional to 48,975.40, 73,463.10 and 28,181.80

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Solution

The fourth proportional to 48,975.40, 73,463.10 and 28,181.80 is: 42,272.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,975.40 : 73,463.10 = 28,181.80 : x
  2. Step 2: Convert to fraction form
    48,975.40/73,463.10 = 28,181.80/x
  3. Step 3: Cross multiply
    48,975.40x = 73,463.10 × 28,181.80
  4. Step 4: Simplify right side
    48,975.40x = 2,070,322,391.58
  5. Step 5: Solve for x
    x = 2,070,322,391.58/48,975.40
  6. Step 6: Final answer
    x = 42,272.70

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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.