Home / 165,236.14-228,027.66-89,784.64

Finding the Fourth Proportional to 165,236.14, 228,027.66 and 89,784.64

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Solution

The fourth proportional to 165,236.14, 228,027.66 and 89,784.64 is: 123,903.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,236.14 : 228,027.66 = 89,784.64 : x
  2. Step 2: Convert to fraction form
    165,236.14/228,027.66 = 89,784.64/x
  3. Step 3: Cross multiply
    165,236.14x = 228,027.66 × 89,784.64
  4. Step 4: Simplify right side
    165,236.14x = 20,473,381,363.14
  5. Step 5: Solve for x
    x = 20,473,381,363.14/165,236.14
  6. Step 6: Final answer
    x = 123,903.77

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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.