Home / 54,870.96-75,742.92-33,679.02

Finding the Fourth Proportional to 54,870.96, 75,742.92 and 33,679.02

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Solution

The fourth proportional to 54,870.96, 75,742.92 and 33,679.02 is: 46,489.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,870.96 : 75,742.92 = 33,679.02 : x
  2. Step 2: Convert to fraction form
    54,870.96/75,742.92 = 33,679.02/x
  3. Step 3: Cross multiply
    54,870.96x = 75,742.92 × 33,679.02
  4. Step 4: Simplify right side
    54,870.96x = 2,550,947,317.54
  5. Step 5: Solve for x
    x = 2,550,947,317.54/54,870.96
  6. Step 6: Final answer
    x = 46,489.93

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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.