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Finding the Fourth Proportional to 150,559.84, 225,793.60 and 104,111.20

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Solution

The fourth proportional to 150,559.84, 225,793.60 and 104,111.20 is: 156,134.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,559.84 : 225,793.60 = 104,111.20 : x
  2. Step 2: Convert to fraction form
    150,559.84/225,793.60 = 104,111.20/x
  3. Step 3: Cross multiply
    150,559.84x = 225,793.60 × 104,111.20
  4. Step 4: Simplify right side
    150,559.84x = 23,507,642,648.32
  5. Step 5: Solve for x
    x = 23,507,642,648.32/150,559.84
  6. Step 6: Final answer
    x = 156,134.88

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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.