Home / 170,525.20-255,998.40-107,345.20

Finding the Fourth Proportional to 170,525.20, 255,998.40 and 107,345.20

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Solution

The fourth proportional to 170,525.20, 255,998.40 and 107,345.20 is: 161,150.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,525.20 : 255,998.40 = 107,345.20 : x
  2. Step 2: Convert to fraction form
    170,525.20/255,998.40 = 107,345.20/x
  3. Step 3: Cross multiply
    170,525.20x = 255,998.40 × 107,345.20
  4. Step 4: Simplify right side
    170,525.20x = 27,480,199,447.68
  5. Step 5: Solve for x
    x = 27,480,199,447.68/170,525.20
  6. Step 6: Final answer
    x = 161,150.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.