Home / 49,355.16-73,914.09-28,231.17

Finding the Fourth Proportional to 49,355.16, 73,914.09 and 28,231.17

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Solution

The fourth proportional to 49,355.16, 73,914.09 and 28,231.17 is: 42,278.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,355.16 : 73,914.09 = 28,231.17 : x
  2. Step 2: Convert to fraction form
    49,355.16/73,914.09 = 28,231.17/x
  3. Step 3: Cross multiply
    49,355.16x = 73,914.09 × 28,231.17
  4. Step 4: Simplify right side
    49,355.16x = 2,086,681,240.19
  5. Step 5: Solve for x
    x = 2,086,681,240.19/49,355.16
  6. Step 6: Final answer
    x = 42,278.89

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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.