Home / 147,847.03-204,028.97-79,864.00

Finding the Fourth Proportional to 147,847.03, 204,028.97 and 79,864.00

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Solution

The fourth proportional to 147,847.03, 204,028.97 and 79,864.00 is: 110,212.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,847.03 : 204,028.97 = 79,864.00 : x
  2. Step 2: Convert to fraction form
    147,847.03/204,028.97 = 79,864.00/x
  3. Step 3: Cross multiply
    147,847.03x = 204,028.97 × 79,864.00
  4. Step 4: Simplify right side
    147,847.03x = 16,294,568,750.69
  5. Step 5: Solve for x
    x = 16,294,568,750.69/147,847.03
  6. Step 6: Final answer
    x = 110,212.35

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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.