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Finding the Fourth Proportional to 55,957.60, 83,916.84 and 16,504.24

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Solution

The fourth proportional to 55,957.60, 83,916.84 and 16,504.24 is: 24,750.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,957.60 : 83,916.84 = 16,504.24 : x
  2. Step 2: Convert to fraction form
    55,957.60/83,916.84 = 16,504.24/x
  3. Step 3: Cross multiply
    55,957.60x = 83,916.84 × 16,504.24
  4. Step 4: Simplify right side
    55,957.60x = 1,384,983,667.40
  5. Step 5: Solve for x
    x = 1,384,983,667.40/55,957.60
  6. Step 6: Final answer
    x = 24,750.59

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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.