Home / 54,010.40-74,538.83-29,813.56

Finding the Fourth Proportional to 54,010.40, 74,538.83 and 29,813.56

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Solution

The fourth proportional to 54,010.40, 74,538.83 and 29,813.56 is: 41,145.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,010.40 : 74,538.83 = 29,813.56 : x
  2. Step 2: Convert to fraction form
    54,010.40/74,538.83 = 29,813.56/x
  3. Step 3: Cross multiply
    54,010.40x = 74,538.83 × 29,813.56
  4. Step 4: Simplify right side
    54,010.40x = 2,222,267,768.72
  5. Step 5: Solve for x
    x = 2,222,267,768.72/54,010.40
  6. Step 6: Final answer
    x = 41,145.19

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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.