Home / 79,740.05-110,040.66-43,929.27

Finding the Fourth Proportional to 79,740.05, 110,040.66 and 43,929.27

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Solution

The fourth proportional to 79,740.05, 110,040.66 and 43,929.27 is: 60,622.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,740.05 : 110,040.66 = 43,929.27 : x
  2. Step 2: Convert to fraction form
    79,740.05/110,040.66 = 43,929.27/x
  3. Step 3: Cross multiply
    79,740.05x = 110,040.66 × 43,929.27
  4. Step 4: Simplify right side
    79,740.05x = 4,834,005,864.12
  5. Step 5: Solve for x
    x = 4,834,005,864.12/79,740.05
  6. Step 6: Final answer
    x = 60,622.06

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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.