Home / 48,918.50-73,336.28-19,357.18

Finding the Fourth Proportional to 48,918.50, 73,336.28 and 19,357.18

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Solution

The fourth proportional to 48,918.50, 73,336.28 and 19,357.18 is: 29,019.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,918.50 : 73,336.28 = 19,357.18 : x
  2. Step 2: Convert to fraction form
    48,918.50/73,336.28 = 19,357.18/x
  3. Step 3: Cross multiply
    48,918.50x = 73,336.28 × 19,357.18
  4. Step 4: Simplify right side
    48,918.50x = 1,419,583,572.49
  5. Step 5: Solve for x
    x = 1,419,583,572.49/48,918.50
  6. Step 6: Final answer
    x = 29,019.36

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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.