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Finding the Fourth Proportional to 101,082.42, 151,621.56 and 44,907.30

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Solution

The fourth proportional to 101,082.42, 151,621.56 and 44,907.30 is: 67,360.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,082.42 : 151,621.56 = 44,907.30 : x
  2. Step 2: Convert to fraction form
    101,082.42/151,621.56 = 44,907.30/x
  3. Step 3: Cross multiply
    101,082.42x = 151,621.56 × 44,907.30
  4. Step 4: Simplify right side
    101,082.42x = 6,808,914,881.39
  5. Step 5: Solve for x
    x = 6,808,914,881.39/101,082.42
  6. Step 6: Final answer
    x = 67,360.03

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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.