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Finding the Fourth Proportional to 107,090.68, 160,882.30 and 75,573.32

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Solution

The fourth proportional to 107,090.68, 160,882.30 and 75,573.32 is: 113,533.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,090.68 : 160,882.30 = 75,573.32 : x
  2. Step 2: Convert to fraction form
    107,090.68/160,882.30 = 75,573.32/x
  3. Step 3: Cross multiply
    107,090.68x = 160,882.30 × 75,573.32
  4. Step 4: Simplify right side
    107,090.68x = 12,158,409,540.24
  5. Step 5: Solve for x
    x = 12,158,409,540.24/107,090.68
  6. Step 6: Final answer
    x = 113,533.78

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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.