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Finding the Fourth Proportional to 150,618.08, 225,927.41 and 45,437.15

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Solution

The fourth proportional to 150,618.08, 225,927.41 and 45,437.15 is: 68,155.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,618.08 : 225,927.41 = 45,437.15 : x
  2. Step 2: Convert to fraction form
    150,618.08/225,927.41 = 45,437.15/x
  3. Step 3: Cross multiply
    150,618.08x = 225,927.41 × 45,437.15
  4. Step 4: Simplify right side
    150,618.08x = 10,265,496,260.46
  5. Step 5: Solve for x
    x = 10,265,496,260.46/150,618.08
  6. Step 6: Final answer
    x = 68,155.81

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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.