Home / 165,533.25-228,420.09-92,919.52

Finding the Fourth Proportional to 165,533.25, 228,420.09 and 92,919.52

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Solution

The fourth proportional to 165,533.25, 228,420.09 and 92,919.52 is: 128,220.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,533.25 : 228,420.09 = 92,919.52 : x
  2. Step 2: Convert to fraction form
    165,533.25/228,420.09 = 92,919.52/x
  3. Step 3: Cross multiply
    165,533.25x = 228,420.09 × 92,919.52
  4. Step 4: Simplify right side
    165,533.25x = 21,224,684,550.11
  5. Step 5: Solve for x
    x = 21,224,684,550.11/165,533.25
  6. Step 6: Final answer
    x = 128,220.07

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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.