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Finding the Fourth Proportional to 136,464.70, 204,697.05 and 101,035.30

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Solution

The fourth proportional to 136,464.70, 204,697.05 and 101,035.30 is: 151,552.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,464.70 : 204,697.05 = 101,035.30 : x
  2. Step 2: Convert to fraction form
    136,464.70/204,697.05 = 101,035.30/x
  3. Step 3: Cross multiply
    136,464.70x = 204,697.05 × 101,035.30
  4. Step 4: Simplify right side
    136,464.70x = 20,681,627,855.87
  5. Step 5: Solve for x
    x = 20,681,627,855.87/136,464.70
  6. Step 6: Final answer
    x = 151,552.95

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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.