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Finding the Fourth Proportional to 35,318.80, 52,904.60 and 16,614.80

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Solution

The fourth proportional to 35,318.80, 52,904.60 and 16,614.80 is: 24,887.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,318.80 : 52,904.60 = 16,614.80 : x
  2. Step 2: Convert to fraction form
    35,318.80/52,904.60 = 16,614.80/x
  3. Step 3: Cross multiply
    35,318.80x = 52,904.60 × 16,614.80
  4. Step 4: Simplify right side
    35,318.80x = 878,999,348.08
  5. Step 5: Solve for x
    x = 878,999,348.08/35,318.80
  6. Step 6: Final answer
    x = 24,887.58

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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.