Home / 79,740.62-110,044.88-43,933.35

Finding the Fourth Proportional to 79,740.62, 110,044.88 and 43,933.35

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Solution

The fourth proportional to 79,740.62, 110,044.88 and 43,933.35 is: 60,629.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,740.62 : 110,044.88 = 43,933.35 : x
  2. Step 2: Convert to fraction form
    79,740.62/110,044.88 = 43,933.35/x
  3. Step 3: Cross multiply
    79,740.62x = 110,044.88 × 43,933.35
  4. Step 4: Simplify right side
    79,740.62x = 4,834,640,009.08
  5. Step 5: Solve for x
    x = 4,834,640,009.08/79,740.62
  6. Step 6: Final answer
    x = 60,629.58

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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.