Home / 165,821.10-228,805.10-93,214.32

Finding the Fourth Proportional to 165,821.10, 228,805.10 and 93,214.32

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Solution

The fourth proportional to 165,821.10, 228,805.10 and 93,214.32 is: 128,620.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,821.10 : 228,805.10 = 93,214.32 : x
  2. Step 2: Convert to fraction form
    165,821.10/228,805.10 = 93,214.32/x
  3. Step 3: Cross multiply
    165,821.10x = 228,805.10 × 93,214.32
  4. Step 4: Simplify right side
    165,821.10x = 21,327,910,198.93
  5. Step 5: Solve for x
    x = 21,327,910,198.93/165,821.10
  6. Step 6: Final answer
    x = 128,620.01

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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.