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Finding the Fourth Proportional to 245,662.32, 368,497.80 and 88,003.92

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Solution

The fourth proportional to 245,662.32, 368,497.80 and 88,003.92 is: 132,007.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,662.32 : 368,497.80 = 88,003.92 : x
  2. Step 2: Convert to fraction form
    245,662.32/368,497.80 = 88,003.92/x
  3. Step 3: Cross multiply
    245,662.32x = 368,497.80 × 88,003.92
  4. Step 4: Simplify right side
    245,662.32x = 32,429,250,911.38
  5. Step 5: Solve for x
    x = 32,429,250,911.38/245,662.32
  6. Step 6: Final answer
    x = 132,007.43

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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.