Home / 264,268.35-396,415.89-74,742.39

Finding the Fourth Proportional to 264,268.35, 396,415.89 and 74,742.39

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Solution

The fourth proportional to 264,268.35, 396,415.89 and 74,742.39 is: 112,117.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,268.35 : 396,415.89 = 74,742.39 : x
  2. Step 2: Convert to fraction form
    264,268.35/396,415.89 = 74,742.39/x
  3. Step 3: Cross multiply
    264,268.35x = 396,415.89 × 74,742.39
  4. Step 4: Simplify right side
    264,268.35x = 29,629,071,052.58
  5. Step 5: Solve for x
    x = 29,629,071,052.58/264,268.35
  6. Step 6: Final answer
    x = 112,117.36

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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.