Home / 170,009.28-234,662.22-113,420.52

Finding the Fourth Proportional to 170,009.28, 234,662.22 and 113,420.52

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Solution

The fourth proportional to 170,009.28, 234,662.22 and 113,420.52 is: 156,553.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,009.28 : 234,662.22 = 113,420.52 : x
  2. Step 2: Convert to fraction form
    170,009.28/234,662.22 = 113,420.52/x
  3. Step 3: Cross multiply
    170,009.28x = 234,662.22 × 113,420.52
  4. Step 4: Simplify right side
    170,009.28x = 26,615,511,016.75
  5. Step 5: Solve for x
    x = 26,615,511,016.75/170,009.28
  6. Step 6: Final answer
    x = 156,553.28

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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.