Home / 165,224.40-228,010.24-93,617.68

Finding the Fourth Proportional to 165,224.40, 228,010.24 and 93,617.68

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Solution

The fourth proportional to 165,224.40, 228,010.24 and 93,617.68 is: 129,192.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,224.40 : 228,010.24 = 93,617.68 : x
  2. Step 2: Convert to fraction form
    165,224.40/228,010.24 = 93,617.68/x
  3. Step 3: Cross multiply
    165,224.40x = 228,010.24 × 93,617.68
  4. Step 4: Simplify right side
    165,224.40x = 21,345,789,685.04
  5. Step 5: Solve for x
    x = 21,345,789,685.04/165,224.40
  6. Step 6: Final answer
    x = 129,192.72

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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.