Home / 165,205.24-227,982.54-89,754.28

Finding the Fourth Proportional to 165,205.24, 227,982.54 and 89,754.28

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Solution

The fourth proportional to 165,205.24, 227,982.54 and 89,754.28 is: 123,860.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,205.24 : 227,982.54 = 89,754.28 : x
  2. Step 2: Convert to fraction form
    165,205.24/227,982.54 = 89,754.28/x
  3. Step 3: Cross multiply
    165,205.24x = 227,982.54 × 89,754.28
  4. Step 4: Simplify right side
    165,205.24x = 20,462,408,730.27
  5. Step 5: Solve for x
    x = 20,462,408,730.27/165,205.24
  6. Step 6: Final answer
    x = 123,860.53

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1.5x scale

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.