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Finding the Fourth Proportional to 154,811, 232,237.20 and 61,294.88

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Solution

The fourth proportional to 154,811, 232,237.20 and 61,294.88 is: 91,950.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,811 : 232,237.20 = 61,294.88 : x
  2. Step 2: Convert to fraction form
    154,811/232,237.20 = 61,294.88/x
  3. Step 3: Cross multiply
    154,811x = 232,237.20 × 61,294.88
  4. Step 4: Simplify right side
    154,811x = 14,234,951,305.54
  5. Step 5: Solve for x
    x = 14,234,951,305.54/154,811
  6. Step 6: Final answer
    x = 91,950.52

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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.