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Finding the Fourth Proportional to 174,949.92, 262,422.72 and 56,618.64

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Solution

The fourth proportional to 174,949.92, 262,422.72 and 56,618.64 is: 84,927.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,949.92 : 262,422.72 = 56,618.64 : x
  2. Step 2: Convert to fraction form
    174,949.92/262,422.72 = 56,618.64/x
  3. Step 3: Cross multiply
    174,949.92x = 262,422.72 × 56,618.64
  4. Step 4: Simplify right side
    174,949.92x = 14,858,017,511.50
  5. Step 5: Solve for x
    x = 14,858,017,511.50/174,949.92
  6. Step 6: Final answer
    x = 84,927.26

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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.