Home / 79,551.03-109,780.83-43,743.35

Finding the Fourth Proportional to 79,551.03, 109,780.83 and 43,743.35

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Solution

The fourth proportional to 79,551.03, 109,780.83 and 43,743.35 is: 60,366.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,551.03 : 109,780.83 = 43,743.35 : x
  2. Step 2: Convert to fraction form
    79,551.03/109,780.83 = 43,743.35/x
  3. Step 3: Cross multiply
    79,551.03x = 109,780.83 × 43,743.35
  4. Step 4: Simplify right side
    79,551.03x = 4,802,181,269.98
  5. Step 5: Solve for x
    x = 4,802,181,269.98/79,551.03
  6. Step 6: Final answer
    x = 60,366.05

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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.