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Finding the Fourth Proportional to 55,958.60, 83,918.34 and 16,505.24

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Solution

The fourth proportional to 55,958.60, 83,918.34 and 16,505.24 is: 24,752.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,958.60 : 83,918.34 = 16,505.24 : x
  2. Step 2: Convert to fraction form
    55,958.60/83,918.34 = 16,505.24/x
  3. Step 3: Cross multiply
    55,958.60x = 83,918.34 × 16,505.24
  4. Step 4: Simplify right side
    55,958.60x = 1,385,092,342.10
  5. Step 5: Solve for x
    x = 1,385,092,342.10/55,958.60
  6. Step 6: Final answer
    x = 24,752.09

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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.