Home / 54,317.10-74,961.06-30,119.06

Finding the Fourth Proportional to 54,317.10, 74,961.06 and 30,119.06

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Solution

The fourth proportional to 54,317.10, 74,961.06 and 30,119.06 is: 41,566.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,317.10 : 74,961.06 = 30,119.06 : x
  2. Step 2: Convert to fraction form
    54,317.10/74,961.06 = 30,119.06/x
  3. Step 3: Cross multiply
    54,317.10x = 74,961.06 × 30,119.06
  4. Step 4: Simplify right side
    54,317.10x = 2,257,756,663.80
  5. Step 5: Solve for x
    x = 2,257,756,663.80/54,317.10
  6. Step 6: Final answer
    x = 41,566.22

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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.