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Finding the Fourth Proportional to 160,943.60, 241,447.80 and 55,740.80

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Solution

The fourth proportional to 160,943.60, 241,447.80 and 55,740.80 is: 83,622.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,943.60 : 241,447.80 = 55,740.80 : x
  2. Step 2: Convert to fraction form
    160,943.60/241,447.80 = 55,740.80/x
  3. Step 3: Cross multiply
    160,943.60x = 241,447.80 × 55,740.80
  4. Step 4: Simplify right side
    160,943.60x = 13,458,493,530.24
  5. Step 5: Solve for x
    x = 13,458,493,530.24/160,943.60
  6. Step 6: Final answer
    x = 83,622.42

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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.