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Finding the Fourth Proportional to 29,284.52, 40,411.88 and 16,363.89

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Solution

The fourth proportional to 29,284.52, 40,411.88 and 16,363.89 is: 22,581.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,284.52 : 40,411.88 = 16,363.89 : x
  2. Step 2: Convert to fraction form
    29,284.52/40,411.88 = 16,363.89/x
  3. Step 3: Cross multiply
    29,284.52x = 40,411.88 × 16,363.89
  4. Step 4: Simplify right side
    29,284.52x = 661,295,559.01
  5. Step 5: Solve for x
    x = 661,295,559.01/29,284.52
  6. Step 6: Final answer
    x = 22,581.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.