Home / 54,880.08-75,734.40-29,729.64

Finding the Fourth Proportional to 54,880.08, 75,734.40 and 29,729.64

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Solution

The fourth proportional to 54,880.08, 75,734.40 and 29,729.64 is: 41,026.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,880.08 : 75,734.40 = 29,729.64 : x
  2. Step 2: Convert to fraction form
    54,880.08/75,734.40 = 29,729.64/x
  3. Step 3: Cross multiply
    54,880.08x = 75,734.40 × 29,729.64
  4. Step 4: Simplify right side
    54,880.08x = 2,251,556,447.62
  5. Step 5: Solve for x
    x = 2,251,556,447.62/54,880.08
  6. Step 6: Final answer
    x = 41,026.84

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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.