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Finding the Fourth Proportional to 52,941.25, 79,411.88 and 16,005.25

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Solution

The fourth proportional to 52,941.25, 79,411.88 and 16,005.25 is: 24,007.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,941.25 : 79,411.88 = 16,005.25 : x
  2. Step 2: Convert to fraction form
    52,941.25/79,411.88 = 16,005.25/x
  3. Step 3: Cross multiply
    52,941.25x = 79,411.88 × 16,005.25
  4. Step 4: Simplify right side
    52,941.25x = 1,271,006,992.37
  5. Step 5: Solve for x
    x = 1,271,006,992.37/52,941.25
  6. Step 6: Final answer
    x = 24,007.88

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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.