Home / 54,179.06-74,763.03-30,301.11

Finding the Fourth Proportional to 54,179.06, 74,763.03 and 30,301.11

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Solution

The fourth proportional to 54,179.06, 74,763.03 and 30,301.11 is: 41,813.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,179.06 : 74,763.03 = 30,301.11 : x
  2. Step 2: Convert to fraction form
    54,179.06/74,763.03 = 30,301.11/x
  3. Step 3: Cross multiply
    54,179.06x = 74,763.03 × 30,301.11
  4. Step 4: Simplify right side
    54,179.06x = 2,265,402,795.96
  5. Step 5: Solve for x
    x = 2,265,402,795.96/54,179.06
  6. Step 6: Final answer
    x = 41,813.26

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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.