Home / 165,015.25-227,714.15-93,399.23

Finding the Fourth Proportional to 165,015.25, 227,714.15 and 93,399.23

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Solution

The fourth proportional to 165,015.25, 227,714.15 and 93,399.23 is: 128,887.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,015.25 : 227,714.15 = 93,399.23 : x
  2. Step 2: Convert to fraction form
    165,015.25/227,714.15 = 93,399.23/x
  3. Step 3: Cross multiply
    165,015.25x = 227,714.15 × 93,399.23
  4. Step 4: Simplify right side
    165,015.25x = 21,268,327,072.89
  5. Step 5: Solve for x
    x = 21,268,327,072.89/165,015.25
  6. Step 6: Final answer
    x = 128,887.04

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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.