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Finding the Fourth Proportional to 100,953.44, 151,321.44 and 48,250.88

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Solution

The fourth proportional to 100,953.44, 151,321.44 and 48,250.88 is: 72,324.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,953.44 : 151,321.44 = 48,250.88 : x
  2. Step 2: Convert to fraction form
    100,953.44/151,321.44 = 48,250.88/x
  3. Step 3: Cross multiply
    100,953.44x = 151,321.44 × 48,250.88
  4. Step 4: Simplify right side
    100,953.44x = 7,301,392,642.87
  5. Step 5: Solve for x
    x = 7,301,392,642.87/100,953.44
  6. Step 6: Final answer
    x = 72,324.36

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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.