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Finding the Fourth Proportional to 160,964.80, 241,447.20 and 94,436.80

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Solution

The fourth proportional to 160,964.80, 241,447.20 and 94,436.80 is: 141,655.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,964.80 : 241,447.20 = 94,436.80 : x
  2. Step 2: Convert to fraction form
    160,964.80/241,447.20 = 94,436.80/x
  3. Step 3: Cross multiply
    160,964.80x = 241,447.20 × 94,436.80
  4. Step 4: Simplify right side
    160,964.80x = 22,801,500,936.96
  5. Step 5: Solve for x
    x = 22,801,500,936.96/160,964.80
  6. Step 6: Final answer
    x = 141,655.20

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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.