Home / 267,579.69-400,582.20-178,612.53

Finding the Fourth Proportional to 267,579.69, 400,582.20 and 178,612.53

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Solution

The fourth proportional to 267,579.69, 400,582.20 and 178,612.53 is: 267,393.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,579.69 : 400,582.20 = 178,612.53 : x
  2. Step 2: Convert to fraction form
    267,579.69/400,582.20 = 178,612.53/x
  3. Step 3: Cross multiply
    267,579.69x = 400,582.20 × 178,612.53
  4. Step 4: Simplify right side
    267,579.69x = 71,549,000,214.97
  5. Step 5: Solve for x
    x = 71,549,000,214.97/267,579.69
  6. Step 6: Final answer
    x = 267,393.24

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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.