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Finding the Fourth Proportional to 151,907.40, 227,861.10 and 149,574.60

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Solution

The fourth proportional to 151,907.40, 227,861.10 and 149,574.60 is: 224,361.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,907.40 : 227,861.10 = 149,574.60 : x
  2. Step 2: Convert to fraction form
    151,907.40/227,861.10 = 149,574.60/x
  3. Step 3: Cross multiply
    151,907.40x = 227,861.10 × 149,574.60
  4. Step 4: Simplify right side
    151,907.40x = 34,082,232,888.06
  5. Step 5: Solve for x
    x = 34,082,232,888.06/151,907.40
  6. Step 6: Final answer
    x = 224,361.90

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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.