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Finding the Fourth Proportional to 245,967.64, 368,957.22 and 88,192.60

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Solution

The fourth proportional to 245,967.64, 368,957.22 and 88,192.60 is: 132,290.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,967.64 : 368,957.22 = 88,192.60 : x
  2. Step 2: Convert to fraction form
    245,967.64/368,957.22 = 88,192.60/x
  3. Step 3: Cross multiply
    245,967.64x = 368,957.22 × 88,192.60
  4. Step 4: Simplify right side
    245,967.64x = 32,539,296,520.57
  5. Step 5: Solve for x
    x = 32,539,296,520.57/245,967.64
  6. Step 6: Final answer
    x = 132,290.97

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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.