Home / 240,814.46-361,207.85-72,331.05

Finding the Fourth Proportional to 240,814.46, 361,207.85 and 72,331.05

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Solution

The fourth proportional to 240,814.46, 361,207.85 and 72,331.05 is: 108,492.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,814.46 : 361,207.85 = 72,331.05 : x
  2. Step 2: Convert to fraction form
    240,814.46/361,207.85 = 72,331.05/x
  3. Step 3: Cross multiply
    240,814.46x = 361,207.85 × 72,331.05
  4. Step 4: Simplify right side
    240,814.46x = 26,126,542,697.09
  5. Step 5: Solve for x
    x = 26,126,542,697.09/240,814.46
  6. Step 6: Final answer
    x = 108,492.42

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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.