Home / 54,380.08-81,602.41-29,419.58

Finding the Fourth Proportional to 54,380.08, 81,602.41 and 29,419.58

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Solution

The fourth proportional to 54,380.08, 81,602.41 and 29,419.58 is: 44,146.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,380.08 : 81,602.41 = 29,419.58 : x
  2. Step 2: Convert to fraction form
    54,380.08/81,602.41 = 29,419.58/x
  3. Step 3: Cross multiply
    54,380.08x = 81,602.41 × 29,419.58
  4. Step 4: Simplify right side
    54,380.08x = 2,400,708,629.19
  5. Step 5: Solve for x
    x = 2,400,708,629.19/54,380.08
  6. Step 6: Final answer
    x = 44,146.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.