Home / 79,605.40-109,852.68-43,795.04

Finding the Fourth Proportional to 79,605.40, 109,852.68 and 43,795.04

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Solution

The fourth proportional to 79,605.40, 109,852.68 and 43,795.04 is: 60,435.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,605.40 : 109,852.68 = 43,795.04 : x
  2. Step 2: Convert to fraction form
    79,605.40/109,852.68 = 43,795.04/x
  3. Step 3: Cross multiply
    79,605.40x = 109,852.68 × 43,795.04
  4. Step 4: Simplify right side
    79,605.40x = 4,811,002,514.71
  5. Step 5: Solve for x
    x = 4,811,002,514.71/79,605.40
  6. Step 6: Final answer
    x = 60,435.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.