Home / 165,533.30-228,420.14-92,919.54

Finding the Fourth Proportional to 165,533.30, 228,420.14 and 92,919.54

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Solution

The fourth proportional to 165,533.30, 228,420.14 and 92,919.54 is: 128,220.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,533.30 : 228,420.14 = 92,919.54 : x
  2. Step 2: Convert to fraction form
    165,533.30/228,420.14 = 92,919.54/x
  3. Step 3: Cross multiply
    165,533.30x = 228,420.14 × 92,919.54
  4. Step 4: Simplify right side
    165,533.30x = 21,224,694,335.54
  5. Step 5: Solve for x
    x = 21,224,694,335.54/165,533.30
  6. Step 6: Final answer
    x = 128,220.09

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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.