Home / 54,185.19-74,609.42-47,433.03

Finding the Fourth Proportional to 54,185.19, 74,609.42 and 47,433.03

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Solution

The fourth proportional to 54,185.19, 74,609.42 and 47,433.03 is: 65,312.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,185.19 : 74,609.42 = 47,433.03 : x
  2. Step 2: Convert to fraction form
    54,185.19/74,609.42 = 47,433.03/x
  3. Step 3: Cross multiply
    54,185.19x = 74,609.42 × 47,433.03
  4. Step 4: Simplify right side
    54,185.19x = 3,538,950,619.98
  5. Step 5: Solve for x
    x = 3,538,950,619.98/54,185.19
  6. Step 6: Final answer
    x = 65,312.14

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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.