Home / 107,512.83-161,250.80-28,608.62

Finding the Fourth Proportional to 107,512.83, 161,250.80 and 28,608.62

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Solution

The fourth proportional to 107,512.83, 161,250.80 and 28,608.62 is: 42,908.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,512.83 : 161,250.80 = 28,608.62 : x
  2. Step 2: Convert to fraction form
    107,512.83/161,250.80 = 28,608.62/x
  3. Step 3: Cross multiply
    107,512.83x = 161,250.80 × 28,608.62
  4. Step 4: Simplify right side
    107,512.83x = 4,613,161,912.60
  5. Step 5: Solve for x
    x = 4,613,161,912.60/107,512.83
  6. Step 6: Final answer
    x = 42,908.01

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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.