Home / 54,887.67-75,698.91-43,539.21

Finding the Fourth Proportional to 54,887.67, 75,698.91 and 43,539.21

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Solution

The fourth proportional to 54,887.67, 75,698.91 and 43,539.21 is: 60,047.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,887.67 : 75,698.91 = 43,539.21 : x
  2. Step 2: Convert to fraction form
    54,887.67/75,698.91 = 43,539.21/x
  3. Step 3: Cross multiply
    54,887.67x = 75,698.91 × 43,539.21
  4. Step 4: Simplify right side
    54,887.67x = 3,295,870,739.26
  5. Step 5: Solve for x
    x = 3,295,870,739.26/54,887.67
  6. Step 6: Final answer
    x = 60,047.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.