Home / 165,549.25-228,457.97-90,098.29

Finding the Fourth Proportional to 165,549.25, 228,457.97 and 90,098.29

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Solution

The fourth proportional to 165,549.25, 228,457.97 and 90,098.29 is: 124,335.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,549.25 : 228,457.97 = 90,098.29 : x
  2. Step 2: Convert to fraction form
    165,549.25/228,457.97 = 90,098.29/x
  3. Step 3: Cross multiply
    165,549.25x = 228,457.97 × 90,098.29
  4. Step 4: Simplify right side
    165,549.25x = 20,583,672,433.87
  5. Step 5: Solve for x
    x = 20,583,672,433.87/165,549.25
  6. Step 6: Final answer
    x = 124,335.64

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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.