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Finding the Fourth Proportional to 161,433.76, 241,995.12 and 50,599.84

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Solution

The fourth proportional to 161,433.76, 241,995.12 and 50,599.84 is: 75,851.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,433.76 : 241,995.12 = 50,599.84 : x
  2. Step 2: Convert to fraction form
    161,433.76/241,995.12 = 50,599.84/x
  3. Step 3: Cross multiply
    161,433.76x = 241,995.12 × 50,599.84
  4. Step 4: Simplify right side
    161,433.76x = 12,244,914,352.78
  5. Step 5: Solve for x
    x = 12,244,914,352.78/161,433.76
  6. Step 6: Final answer
    x = 75,851.01

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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.