Home / 54,010.36-74,534.34-30,137.06

Finding the Fourth Proportional to 54,010.36, 74,534.34 and 30,137.06

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Solution

The fourth proportional to 54,010.36, 74,534.34 and 30,137.06 is: 41,589.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,010.36 : 74,534.34 = 30,137.06 : x
  2. Step 2: Convert to fraction form
    54,010.36/74,534.34 = 30,137.06/x
  3. Step 3: Cross multiply
    54,010.36x = 74,534.34 × 30,137.06
  4. Step 4: Simplify right side
    54,010.36x = 2,246,246,175.99
  5. Step 5: Solve for x
    x = 2,246,246,175.99/54,010.36
  6. Step 6: Final answer
    x = 41,589.17

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1.5x scale

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.