Home / 165,533.38-228,420.26-92,919.64

Finding the Fourth Proportional to 165,533.38, 228,420.26 and 92,919.64

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Solution

The fourth proportional to 165,533.38, 228,420.26 and 92,919.64 is: 128,220.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,533.38 : 228,420.26 = 92,919.64 : x
  2. Step 2: Convert to fraction form
    165,533.38/228,420.26 = 92,919.64/x
  3. Step 3: Cross multiply
    165,533.38x = 228,420.26 × 92,919.64
  4. Step 4: Simplify right side
    165,533.38x = 21,224,728,327.91
  5. Step 5: Solve for x
    x = 21,224,728,327.91/165,533.38
  6. Step 6: Final answer
    x = 128,220.23

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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.