Home / 54,064.18-74,604.27-30,189.43

Finding the Fourth Proportional to 54,064.18, 74,604.27 and 30,189.43

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Solution

The fourth proportional to 54,064.18, 74,604.27 and 30,189.43 is: 41,659.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,064.18 : 74,604.27 = 30,189.43 : x
  2. Step 2: Convert to fraction form
    54,064.18/74,604.27 = 30,189.43/x
  3. Step 3: Cross multiply
    54,064.18x = 74,604.27 × 30,189.43
  4. Step 4: Simplify right side
    54,064.18x = 2,252,260,386.87
  5. Step 5: Solve for x
    x = 2,252,260,386.87/54,064.18
  6. Step 6: Final answer
    x = 41,659.01

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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.