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Finding the Fourth Proportional to 100,600.28, 150,510.24 and 72,584.88

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Solution

The fourth proportional to 100,600.28, 150,510.24 and 72,584.88 is: 108,595.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,600.28 : 150,510.24 = 72,584.88 : x
  2. Step 2: Convert to fraction form
    100,600.28/150,510.24 = 72,584.88/x
  3. Step 3: Cross multiply
    100,600.28x = 150,510.24 × 72,584.88
  4. Step 4: Simplify right side
    100,600.28x = 10,924,767,709.17
  5. Step 5: Solve for x
    x = 10,924,767,709.17/100,600.28
  6. Step 6: Final answer
    x = 108,595.80

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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.