Home / 48,815.80-73,195.67-19,217.49

Finding the Fourth Proportional to 48,815.80, 73,195.67 and 19,217.49

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Solution

The fourth proportional to 48,815.80, 73,195.67 and 19,217.49 is: 28,815.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,815.80 : 73,195.67 = 19,217.49 : x
  2. Step 2: Convert to fraction form
    48,815.80/73,195.67 = 19,217.49/x
  3. Step 3: Cross multiply
    48,815.80x = 73,195.67 × 19,217.49
  4. Step 4: Simplify right side
    48,815.80x = 1,406,637,056.27
  5. Step 5: Solve for x
    x = 1,406,637,056.27/48,815.80
  6. Step 6: Final answer
    x = 28,815.20

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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.