Home / 165,066.28-247,506.44-52,720.09

Finding the Fourth Proportional to 165,066.28, 247,506.44 and 52,720.09

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Solution

The fourth proportional to 165,066.28, 247,506.44 and 52,720.09 is: 79,050.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,066.28 : 247,506.44 = 52,720.09 : x
  2. Step 2: Convert to fraction form
    165,066.28/247,506.44 = 52,720.09/x
  3. Step 3: Cross multiply
    165,066.28x = 247,506.44 × 52,720.09
  4. Step 4: Simplify right side
    165,066.28x = 13,048,560,910.01
  5. Step 5: Solve for x
    x = 13,048,560,910.01/165,066.28
  6. Step 6: Final answer
    x = 79,050.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.