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Finding the Fourth Proportional to 100,296.08, 150,425.16 and 50,362.76

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Solution

The fourth proportional to 100,296.08, 150,425.16 and 50,362.76 is: 75,534.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,296.08 : 150,425.16 = 50,362.76 : x
  2. Step 2: Convert to fraction form
    100,296.08/150,425.16 = 50,362.76/x
  3. Step 3: Cross multiply
    100,296.08x = 150,425.16 × 50,362.76
  4. Step 4: Simplify right side
    100,296.08x = 7,575,826,231.04
  5. Step 5: Solve for x
    x = 7,575,826,231.04/100,296.08
  6. Step 6: Final answer
    x = 75,534.62

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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.