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Finding the Fourth Proportional to 160,921.56, 241,384.11 and 48,602.73

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Solution

The fourth proportional to 160,921.56, 241,384.11 and 48,602.73 is: 72,904.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,921.56 : 241,384.11 = 48,602.73 : x
  2. Step 2: Convert to fraction form
    160,921.56/241,384.11 = 48,602.73/x
  3. Step 3: Cross multiply
    160,921.56x = 241,384.11 × 48,602.73
  4. Step 4: Simplify right side
    160,921.56x = 11,731,926,724.62
  5. Step 5: Solve for x
    x = 11,731,926,724.62/160,921.56
  6. Step 6: Final answer
    x = 72,904.63

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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.