Home / 107,519.86-161,305.85-32,635.70

Finding the Fourth Proportional to 107,519.86, 161,305.85 and 32,635.70

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Solution

The fourth proportional to 107,519.86, 161,305.85 and 32,635.70 is: 48,961.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,519.86 : 161,305.85 = 32,635.70 : x
  2. Step 2: Convert to fraction form
    107,519.86/161,305.85 = 32,635.70/x
  3. Step 3: Cross multiply
    107,519.86x = 161,305.85 × 32,635.70
  4. Step 4: Simplify right side
    107,519.86x = 5,264,329,328.85
  5. Step 5: Solve for x
    x = 5,264,329,328.85/107,519.86
  6. Step 6: Final answer
    x = 48,961.46

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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.