Home / 54,035.25-74,577.29-31,679.25

Finding the Fourth Proportional to 54,035.25, 74,577.29 and 31,679.25

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Solution

The fourth proportional to 54,035.25, 74,577.29 and 31,679.25 is: 43,722.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,035.25 : 74,577.29 = 31,679.25 : x
  2. Step 2: Convert to fraction form
    54,035.25/74,577.29 = 31,679.25/x
  3. Step 3: Cross multiply
    54,035.25x = 74,577.29 × 31,679.25
  4. Step 4: Simplify right side
    54,035.25x = 2,362,552,614.23
  5. Step 5: Solve for x
    x = 2,362,552,614.23/54,035.25
  6. Step 6: Final answer
    x = 43,722.43

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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.