Home / 54,012.44-74,525.14-31,338.26

Finding the Fourth Proportional to 54,012.44, 74,525.14 and 31,338.26

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Solution

The fourth proportional to 54,012.44, 74,525.14 and 31,338.26 is: 43,239.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,012.44 : 74,525.14 = 31,338.26 : x
  2. Step 2: Convert to fraction form
    54,012.44/74,525.14 = 31,338.26/x
  3. Step 3: Cross multiply
    54,012.44x = 74,525.14 × 31,338.26
  4. Step 4: Simplify right side
    54,012.44x = 2,335,488,213.86
  5. Step 5: Solve for x
    x = 2,335,488,213.86/54,012.44
  6. Step 6: Final answer
    x = 43,239.82

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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.